The diagram illustrates separate gene duplications in different parts of the phylogeny for platypus venom defensin-like ... like peptides (vCLPs), and for snake venom crotamines.
Each snake is equipped with a pair of long, curved, hollow fangs that connect with venom glands and fold within the mouth when not in use. The snake hunts from a tight coil — remaining motionless for ...
Over 430 million years ago, the two legs nearest the mouth evolved into sharp pincers that contain venom glands. Within those glands are microscopic factories capable of manufacturing multiple ...