How big does a Ernst Mayr’s water rat get? Here is an overview over the average adult age:
A grown Ernst Mayr’s water rat (Leptomys ernstmayri) reaches an average size of 12.1 cm (0′ 5″).
When born, they have an average size of 0 cm (0′ 0″). A full-grown exemplary reaches roughly 42 grams (0.09 lbs). The Ernst Mayr’s water rat (genus: Leptomys) is a member of the family Muridae.
As a reference: Humans reach an average body size of 1.65m (5′ 5″) while carrying 62 kg (137 lbs). A human woman is pregnant for 280 days (40 weeks) and on average become 75 years old.
Ernst Mayr’s water rat (Leptomys ernstmayri) is a species of rodent in the family Muridae, named for evolutionary biologist Ernst Mayr.It is found in the Foja Mountains of Papua Province, Indonesia, and in the mountains of northeastern Papua New Guinea.
Animals of the same family as a Ernst Mayr’s water rat
We found other animals of the Muridae family:
- Oecomys rex with a weight of 73 grams
- Thespian grass mouse with a weight of 24 grams
- Wetzel’s climbing mouse with a weight of 89 grams
- Peruvian vesper mouse with a weight of 20 grams
- Oecomys roberti with a weight of 73 grams
- Malagasy giant rat with a size of 30.6 cm (1′ 1″)
- North African gerbil with a size of 9 cm (0′ 4″)
- Sody’s tree rat with 4 babies per litter
- Friendly leaf-eared mouse with a weight of 20 grams
- Oecomys paricola with a weight of 73 grams
Animals with the same size as a Ernst Mayr’s water rat
Not that size really matters, but it makes things comparable. So here are a couple of animals that are as big as Ernst Mayr’s water rat:
- Palmer’s chipmunk with a size of 12.5 cm (0′ 5″)
- Red-bellied mosaic-tailed rat with a size of 14.3 cm (0′ 6″)
- Mindanao mountain rat with a size of 12.8 cm (0′ 6″)
- Texas kangaroo rat with a size of 11.9 cm (0′ 5″)
- Biak glider with a size of 14.5 cm (0′ 6″)
- Akodon spegazzinii with a size of 9.9 cm (0′ 4″)
- Western New Guinea mountain rat with a size of 13.1 cm (0′ 6″)
- Coruro with a size of 13.2 cm (0′ 6″)
- Luzon montane forest mouse with a size of 10.9 cm (0′ 5″)
- Eastern rock elephant shrew with a size of 12.8 cm (0′ 6″)
Animals with the same weight as a Ernst Mayr’s water rat
As a comparison, here are some other animals that weight as much as the Leptomys ernstmayri:
- Montane fish-eating rat bringing 39 grams to the scale
- Salvin’s spiny pocket mouse bringing 42 grams to the scale
- Temminck’s flying squirrel bringing 43 grams to the scale
- Incan hocicudo bringing 34 grams to the scale
- Brown mouse lemur bringing 48 grams to the scale
- Lesser spear-nosed bat bringing 41 grams to the scale
- Large vesper mouse bringing 45 grams to the scale
- Lesser musky fruit bat bringing 47 grams to the scale
- Western mouse bringing 34 grams to the scale
- Singing vole bringing 41 grams to the scale