|Pittier's Crab-eating Rat|
The Pittier's crab-eating rat (Ichthyomys pittieri), is a new species of crab-eating rat in the family Cricetidae. It is endemic to Venezuela. The natural habitats of this species are rivers and swamps. Its karyotype has 2n = 92 and FNa = 98. This is notable for being the highest chromosome number known for a mammal.