Bog lemming
Synaptomys is a genus of North American lemmings. These animals live in wet forested and open areas. They are small, cylindrical rodents with large heads and short ears, legs, and tails. They eat green vegetation such as grasses and sedges. They are often found in colonies.Systematics
The genus Synaptomys comprises two extant species and 10 extinct species.Extant species
