Recently extinct mammals are defined by the International Union for Conservation of Nature (IUCN) as any mammals that have become extinct since the year 1500 CE. Since then, roughly 80 mammal species have become extinct. Extinction of taxa is difficult to confirm, as a long gap without a sighting is not definitive, but before 1995 a threshold of 50 years without a sighting …

The nutria (Myocastor coypus), also known as the coypu, is a large, herbivorous, semiaquatic rodent.Classified for a long time as the only member of the family Myocastoridae, Myocastor is now included within Echimyidae, the family of the spiny rats. The nutria lives in burrows alongside stretches of water, and feeds on river plant stems. Originally native to subtropical and …

(work in progress) Mammal Diversity Database website. Species ID Genus Species Family Order; Ornithorhynchus: anatinus: Ornithorhynchidae

QuickBLASTP is an accelerated version of BLASTP that is very fast and works best if the target percent identity is 50% or more. BlastP simply compares a protein query to a protein database.

Enter coordinates for a subrange of the query sequence. The BLAST search will apply only to the residues in the range. Sequence coordinates are from 1 to the sequence length.The range includes the residue at the To coordinate.more...