Latest Toxicofera Stories
Genomic mapping has changed the way animals are labeled as venomous or not. For example, if an animal's oral glands show expression of some of the 20 gene families associated with "venom toxins," current thinking labels that species as venomous.
Once thought to be only the realm of the blue-ringed octopus, researchers have now shown that all octopuses and cuttlefish, and some squid are venomous.
The most comprehensive analysis ever performed of the genetic relationships among all the major groups of snakes, lizards, and other scaly reptiles has resulted in a radical reorganization of the family tree of these animals, requiring new names for many of the tree's new branches.