Family

Old World Mice and Rats

Muridae

95 species in our catalog · found in 89 parks

Species in this group

Each card shows the species at its best park — tap for the full profile

Arvicanthis blicki

50–60% · Likely

Meriones unguiculatus

Lophuromys melanonyx

Thallomys paedulcus

Rhabdomys pumilio

Hydromys chrysogaster

20–30% · Possible

🐒 No photo available

Niviventer mekongis

Insufficient data

Uromys caudimaculatus

20–30% · With luck

Arvicanthis niloticus

Melomys cervinipes

Rattus lutreolus

Rhabdomys dilectus

Mus spicilegus

Rattus fuscipes

Notomys alexis

Gerbilliscus leucogaster

Insufficient data

Micaelamys namaquensis

Apodemus sylvaticus

Mastacomys fuscus

Arvicanthis abyssinicus

Insufficient data

Stenocephalemys albocaudata

Otomys helleri

Tatera indica

Apodemus agrarius

Apodemus flavicollis

Golunda ellioti

Meriones meridianus

Rhombomys opimus

Mus minutoides

Rattus richardsoni

Thallomys nigricauda

Micromys minutus

Pithecheirops otion

Lemniscomys rosalia

Arvicanthis neumanni

Malacomys longipes

Otomys irroratus

Chiropodomys gliroides

Insufficient data

Mus pahari

Insufficient data

🐒 No photo available

Niviventer langbianis

Grammomys ibeanus

Lophuromys zena

Myotomys unisulcatus

Pogonomys macrourus

Parotomys brantsii

Vandeleuria oleracea

Pseudomys desertor

Pseudomys higginsi

Melomys burtoni

Pseudomys delicatulus

Mesembriomys gouldii

Mastomys natalensis

Aethomys chrysophilus

Leopoldamys sabanus

Lemniscomys striatus

Acomys wilsoni

Rattus andamanensis

Arvicanthis nairobae

Mus indutus

Maxomys surifer

See all 60 species Show fewer

Showing the 60 most likely of 95 species — the park table below covers them all.

📅 Monthly Probability

Probability-weighted average across the group's species

10–20

Jan

10–20

Feb

10–20

Mar

10–20

Apr

10–20

May

10–20

Jun

10–20

Jul

5–10

Aug

10–20

Sep

10–20

Oct

10–20

Nov

10–20

Dec

🕐 When They're Spotted

When the group's species are recorded (aggregated)

Where to see Old World Mice and Rats

Worldwide records of this group (human observations from 2019 onwards, GBIF). Pins mark our parks — tap one for the chance of seeing at least one species of the group there.

Parks Ranked

Chance of seeing at least one species of the group · number of its species present

#	Park	Country	Species	P(≥1)
1	Bale Mountains National Park	🇪🇹 Ethiopia	5	70–80%
	Blick's Grass Rat			50–60%
	Black-clawed Brush-furred Rat			30–40%
	Abyssinian Grass Rat			Insufficient data
	Ethiopian Narrow-headed Rat			Insufficient data
	🐒 Heller's Vlei Rat			Insufficient data
2	Gobi Gurvansaikhan National Park	🇲🇳 Mongolia	3	60–70%
	Mongolian Jird			50–60%
	🐒 Mid-day Jird			Insufficient data
	Great Gerbil			Insufficient data
3	Daintree National Park	🇦🇺 Australia	8	40–50%
	White-tailed Giant Rat			20–30%
	Fawn-footed Melomys			10–20%
	Chestnut Tree Mouse			5–10%
	Rakali			5–10%
	Bush Rat			Insufficient data
	Canefield Rat			Insufficient data
	Grassland Melomys			Insufficient data
	Cape York Rat			Insufficient data
4	Kgalagadi Transfrontier Park	🇿🇦 South Africa	5	40–50%
	Cape Four-striped Grass Mouse			20–30%
	Black-tailed Tree Rat			10–20%
	Brants's Whistling Rat			5–10%
	Bushveld Gerbil			Insufficient data
	Desert Pygmy Mouse			Insufficient data
5	Lamington National Park	🇦🇺 Australia	5	30–40%
	Bush Rat			10–20%
	Fawn-footed Melomys			10–20%
	Australian Swamp Rat			10–20%
	Rakali			<5%
	Eastern Chestnut Mouse			Insufficient data
6	Cuc Phuong National Park	🇻🇳 Vietnam	4	30–40%
	🐒 Mekong White-bellied Rat			Insufficient data
	Pencil-tailed Tree Mouse			Insufficient data
	Gairdner's Shrewmouse			Insufficient data
	🐒 Lang Bian White-bellied Rat			Insufficient data
7	Kosciuszko National Park	🇦🇺 Australia	3	30–40%
	Rakali			20–30%
	Broad-toothed Mouse			10–20%
	Bush Rat			Insufficient data
8	Gonarezhou National Park	🇿🇼 Zimbabwe	3	30–40%
	Bushveld Gerbil			Insufficient data
	Namaqua Rock Rat			Insufficient data
	Pygmy Mouse			Insufficient data
9	Booderee National Park	🇦🇺 Australia	3	30–40%
	Australian Swamp Rat			10–20%
	Bush Rat			10–20%
	Rakali			Insufficient data
10	Meru National Park	🇰🇪 Kenya	1	20–30%
	Acacia Rat			Insufficient data
11	Aberdare National Park	🇰🇪 Kenya	3	20–30%
	Mesic Four-striped Grass Rat			Insufficient data
	Ruwenzori Thicket Rat			Insufficient data
	Zena Brush-furred Rat			Insufficient data
12	Great Otway National Park	🇦🇺 Australia	3	20–30%
	Australian Swamp Rat			10–20%
	Bush Rat			5–10%
	Rakali			Insufficient data
13	Białowieża National Park	🇵🇱 Poland	3	20–30%
	Striped Field Mouse			Insufficient data
	Yellow-necked Field Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
14	Ruaha National Park	🇹🇿 Tanzania	1	20–30%
	Acacia Rat			20–30%
15	Addo Elephant National Park	🇿🇦 South Africa	5	20–30%
	Cape Four-striped Grass Mouse			5–10%
	Bush Vlei Rat			5–10%
	vlei rat			5–10%
	Pygmy Mouse			Insufficient data
	Namaqua Rock Rat			Insufficient data
16	Uluru-Kata Tjuta National Park	🇦🇺 Australia	3	20–30%
	Spinifex Hopping Mouse			10–20%
	Desert Mouse			Insufficient data
	Sandy Inland Mouse			Insufficient data
17	Hortobágy National Park	🇭🇺 Hungary	2	20–30%
	Mound-building Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
18	Ngorongoro Conservation Area	🇹🇿 Tanzania	5	20–30%
	African Grass Rat			10–20%
	Single-striped Grass Mouse			Insufficient data
	Typical Lemniscomys			Insufficient data
	Heuglin's Lemniscomys			Insufficient data
	Mesic Four-striped Grass Rat			Insufficient data
19	Garden Route National Park	🇿🇦 South Africa	4	20–30%
	Cape Four-striped Grass Mouse			10–20%
	vlei rat			5–10%
	Pygmy Mouse			Insufficient data
	Woodland Thicket Rat			Insufficient data
20	Namib-Naukluft National Park	🇳🇦 Namibia	6	20–30%
	Cape Four-striped Grass Mouse			10–20%
	Bushveld Gerbil			Insufficient data
	Hairy-footed Gerbil			Insufficient data
	Black-tailed Tree Rat			Insufficient data
	Brants's Whistling Rat			Insufficient data
	Littledale's Whistling Rat			Insufficient data
21	Table Mountain National Park	🇿🇦 South Africa	7	20–30%
	Cape Four-striped Grass Mouse			10–20%
	vlei rat			<5%
	Pygmy Mouse			Insufficient data
	Namaqua Rock Rat			Insufficient data
	Cape Gerbil			Insufficient data
	Cape Spiny Mouse			Insufficient data
	🐒 Saunders Vlei Rat			Insufficient data
22	Serengeti National Park	🇹🇿 Tanzania	1	10–20%
	African Grass Rat			10–20%
23	Cradle Mountain-Lake St Clair National Park	🇦🇺 Australia	4	10–20%
	Broad-toothed Mouse			Insufficient data
	Long-tailed Mouse			Insufficient data
	Australian Swamp Rat			Insufficient data
	Rakali			Insufficient data
24	Lake Nakuru National Park	🇰🇪 Kenya	2	10–20%
	African Grass Rat			10–20%
	Typical Lemniscomys			Insufficient data
25	Kakadu National Park	🇦🇺 Australia	6	10–20%
	🐒 Black-footed Tree Rat			Insufficient data
	Rakali			Insufficient data
	Grassland Melomys			Insufficient data
	Delicate Mouse			Insufficient data
	Common Rock Rat			Insufficient data
	Arnhem Land Rock Rat			Insufficient data
26	Litchfield National Park	🇦🇺 Australia	3	10–20%
	Grassland Melomys			Insufficient data
	Delicate Mouse			Insufficient data
	🐒 Black-footed Tree Rat			Insufficient data
27	Etosha National Park	🇳🇦 Namibia	5	10–20%
	Black-tailed Tree Rat			5–10%
	Namaqua Rock Rat			Insufficient data
	Pygmy Mouse			Insufficient data
	Cape Four-striped Grass Mouse			Insufficient data
	Acacia Rat			Insufficient data
28	Kaeng Krachan National Park	🇹🇭 Thailand	7	10–20%
	Pencil-tailed Tree Mouse			Insufficient data
	Greater Bandicoot-rat			Insufficient data
	Chestnut White-bellied Rat			Insufficient data
	Indomalayan Long-tailed Giant Rat			Insufficient data
	Ryukyu Mouse			Insufficient data
	Ricefield Rat			Insufficient data
	Oriental House Rat			Insufficient data
29	Kinabalu Park	🇲🇾 Malaysia	5	10–20%
	Indomalayan Long-tailed Giant Rat			Insufficient data
	Indomalayan Maxomys			Insufficient data
	Sundaic Arboreal Niviventer			Insufficient data
	Rajah Sundaic Maxomys			Insufficient data
	Greater Pencil-tailed Tree Mouse			Insufficient data
30	Blue Mountains National Park	🇦🇺 Australia	3	10–20%
	Rakali			5–10%
	Bush Rat			<5%
	Australian Swamp Rat			<5%
31	Grampians National Park	🇦🇺 Australia	3	10–20%
	Australian Swamp Rat			5–10%
	Rakali			Insufficient data
	Heath Mouse			Insufficient data
32	Wilsons Promontory National Park	🇦🇺 Australia	3	10–20%
	Australian Swamp Rat			Insufficient data
	Bush Rat			Insufficient data
	New Holland Mouse			Insufficient data
33	Biebrza National Park	🇵🇱 Poland	3	10–20%
	Striped Field Mouse			Insufficient data
	Yellow-necked Field Mouse			Insufficient data
	Eurasian Harvest Mouse			Insufficient data
34	Bavarian Forest National Park	🇩🇪 Germany	3	10–20%
	Yellow-necked Field Mouse			5–10%
	European Wood Mouse			<5%
	Eurasian Harvest Mouse			<5%
35	Fertő-Hanság National Park	🇭🇺 Hungary	5	10–20%
	Yellow-necked Field Mouse			Insufficient data
	Herb Field Mouse			Insufficient data
	Mound-building Mouse			Insufficient data
	Eurasian Harvest Mouse			<5%
	Striped Field Mouse			Insufficient data
36	Ningaloo Marine Park	🇦🇺 Australia	1	10–20%
	Spinifex Hopping Mouse			10–20%
37	Cairngorms National Park	🇬🇧 United Kingdom	1	10–20%
	European Wood Mouse			10–20%
38	Mkomazi National Park	🇹🇿 Tanzania	2	10–20%
	Single-striped Grass Mouse			Insufficient data
	Red Rock Rat			Insufficient data
39	Springbrook National Park	🇦🇺 Australia	3	10–20%
	Fawn-footed Melomys			5–10%
	Bush Rat			Insufficient data
	Rakali			Insufficient data
40	Cat Tien National Park	🇻🇳 Vietnam	3	10–20%
	Pencil-tailed Tree Mouse			Insufficient data
	Indomalayan Long-tailed Giant Rat			Insufficient data
	Edward’s Rat			Insufficient data
41	Snowdonia National Park	🇬🇧 United Kingdom	1	10–20%
	European Wood Mouse			10–20%
42	Danum Valley Conservation Area	🇲🇾 Malaysia	2	10–20%
	Bornean Pithecheirops			Insufficient data
	Indomalayan Maxomys			Insufficient data
43	Wilpattu National Park	🇱🇰 Sri Lanka	2	10–20%
	Indian Gerbil			Insufficient data
	Asian Long-tailed Climbing Mouse			Insufficient data
44	Tsavo West National Park	🇰🇪 Kenya	3	10–20%
	Single-striped Grass Mouse			Insufficient data
	Harrington's Gerbil			Insufficient data
	Nairobi Grass Rat			Insufficient data
45	Thingvellir National Park	🇮🇸 Iceland	1	10–20%
	European Wood Mouse			Insufficient data
46	Lower Zambezi National Park	🇿🇲 Zambia	1	10–20%
	Acacia Rat			Insufficient data
47	Tsavo East National Park	🇰🇪 Kenya	4	10–20%
	Wilson's Spiny Mouse			Insufficient data
	East African Gerbil			Insufficient data
	Harrington's Gerbil			Insufficient data
	Nairobi Grass Rat			Insufficient data
48	Kanha National Park	🇮🇳 India	1	10–20%
	Indian Gerbil			Insufficient data
49	Eravikulam National Park	🇮🇳 India	1	10–20%
	Indian Bush-rat			Insufficient data
50	Horton Plains National Park	🇱🇰 Sri Lanka	1	10–20%
	Indian Bush-rat			Insufficient data
51	Waterberg Plateau Park	🇳🇦 Namibia	1	10–20%
	Pygmy Mouse			Insufficient data
52	Lorentz National Park	🇮🇩 Indonesia	1	10–20%
	🐒 Glacier Rat			Insufficient data
53	Maria Island National Park	🇦🇺 Australia	1	10–20%
	Rakali			Insufficient data
54	Freycinet National Park	🇦🇺 Australia	2	5–10%
	Australian Swamp Rat			Insufficient data
	Rakali			Insufficient data
55	Gauja National Park	🇱🇻 Latvia	1	5–10%
	Yellow-necked Field Mouse			Insufficient data
56	Nairobi National Park	🇰🇪 Kenya	2	5–10%
	Typical Lemniscomys			Insufficient data
	Nairobi Grass Rat			Insufficient data
57	Mana Pools National Park	🇿🇼 Zimbabwe	1	5–10%
	Acacia Rat			Insufficient data
58	Samburu National Reserve	🇰🇪 Kenya	1	5–10%
	Somali Grass Rat			Insufficient data
59	Nyungwe National Park	🇷🇼 Rwanda	1	5–10%
	Big-eared Swamp Rat			Insufficient data
60	Masai Mara National Reserve	🇰🇪 Kenya	2	5–10%
	African Grass Rat			5–10%
	Pygmy Mouse			Insufficient data
61	Royal National Park	🇦🇺 Australia	2	5–10%
	Australian Swamp Rat			5–10%
	Bush Rat			Insufficient data
62	Kruger National Park	🇿🇦 South Africa	8	5–10%
	Single-striped Grass Mouse			<5%
	Acacia Rat			<5%
	Bushveld Gerbil			Insufficient data
	Pygmy Mouse			Insufficient data
	Tete Veld Aethomys			Insufficient data
	Woodland Thicket Rat			Insufficient data
	Namaqua Rock Rat			Insufficient data
	Selous' Spiny Mouse			Insufficient data
63	Satpura National Park	🇮🇳 India	1	5–10%
	Indian Gerbil			Insufficient data
64	Moremi Game Reserve	🇧🇼 Botswana	2	5–10%
	Desert Pygmy Mouse			Insufficient data
	Acacia Rat			Insufficient data
65	Kiskunság National Park	🇭🇺 Hungary	1	5–10%
	Striped Field Mouse			Insufficient data
66	Wadden Sea National Park	🇩🇪 Germany	4	5–10%
	European Wood Mouse			<5%
	Eurasian Harvest Mouse			<5%
	Yellow-necked Field Mouse			<5%
	Striped Field Mouse			Insufficient data
67	Khao Yai National Park	🇹🇭 Thailand	2	5–10%
	Oriental House Rat			Insufficient data
	Losea Rat			Insufficient data
68	Virunga National Park	🇨🇩 Democratic Republic of the Congo	3	5–10%
	African Grass Rat			Insufficient data
	Common Rufous-nosed Rat			Insufficient data
	Peters' Hybomys			Insufficient data
69	Gorongosa National Park	🇲🇿 Mozambique	1	5–10%
	Natal Multimammate Mouse			Insufficient data
70	Queen Elizabeth National Park	🇺🇬 Uganda	1	5–10%
	African Grass Rat			Insufficient data
71	Pyrénées National Park	🇫🇷 France	3	5–10%
	European Wood Mouse			<5%
	Yellow-necked Field Mouse			Insufficient data
	Algerian Mouse			Insufficient data
72	Hluhluwe-Imfolozi Park	🇿🇦 South Africa	1	5–10%
	Single-striped Grass Mouse			Insufficient data
73	Vatnajokull National Park	🇮🇸 Iceland	1	5–10%
	European Wood Mouse			Insufficient data
74	Langtang National Park	🇳🇵 Nepal	1	5–10%
	Indochinese Forest Rat			Insufficient data
75	Chitwan National Park	🇳🇵 Nepal	1	<5%
	Asian Long-tailed Climbing Mouse			Insufficient data
76	Murchison Falls National Park	🇺🇬 Uganda	1	<5%
	African Grass Rat			Insufficient data
77	Taroko National Park	🇹🇼 Taiwan	1	<5%
	Taiwan Field Mouse			Insufficient data
78	Aigüestortes National Park	🇪🇸 Spain	1	<5%
	European Wood Mouse			Insufficient data
79	Cévennes National Park	🇫🇷 France	2	<5%
	European Wood Mouse			Insufficient data
	Yellow-necked Field Mouse			Insufficient data
80	Bwindi Impenetrable National Park	🇺🇬 Uganda	1	<5%
	Peters' Hybomys			Insufficient data
81	Pilanesberg National Park	🇿🇦 South Africa	1	<5%
	Single-striped Grass Mouse			Insufficient data
82	Kinabatangan Wildlife Sanctuary	🇲🇾 Malaysia	1	<5%
	Greater Pencil-tailed Tree Mouse			Insufficient data
83	Yala National Park	🇱🇰 Sri Lanka	1	<5%
	Indian Gerbil			Insufficient data
84	Tatra National Park	🇸🇰 Slovakia	1	<5%
	Striped Field Mouse			Insufficient data
85	Triglav National Park	🇸🇮 Slovenia	1	<5%
	Eurasian Harvest Mouse			Insufficient data
86	Rakiura National Park	🇳🇿 New Zealand	1	<5%
	Polynesian Rat			Insufficient data
87	Sierra de Guadarrama National Park	🇪🇸 Spain	1	<5%
	European Wood Mouse			<5%
88	Doñana National Park	🇪🇸 Spain	1	<5%
	European Wood Mouse			Insufficient data
89	Chobe National Park	🇧🇼 Botswana	1	<5%
	Single-striped Grass Mouse			Insufficient data