WebApr 3, 2024 · Hair is a typical mammalian feature, although in many whales it has disappeared except in the fetal stage. The mammalian lower jaw is hinged directly to the skull, instead of through a separate bone (the … WebOct 28, 2024 · When agitated in some way, the tamarin can raise the hair on its head to make itself appear much bigger than it actually is. The white plume also helps the monkey secure a mate as part of its courtship rituals. In addition to the mane, this species also has white hair on its chest and legs.
29.1: Chordates - Biology LibreTexts
WebApr 16, 2024 · Post anal Tail. It is an extension of the body to the anus. In chordates, the tail is composed of skeletal muscles which help in … http://abacus.bates.edu/acad/depts/biobook/LabChor.pdf does cephalexin cover beta hemolytic strep
Animals: Vertebrates Organismal Biology - gatech.edu
WebDec 28, 2024 · There are eight main mammal characteristics, ranging from having hair to four-chambered hearts, that set mammals apart from all other vertebrates. 01 of 08 Hair and Fur Digital Vision / Getty Images All mammals have hair growing from some parts of their bodies during at least some stage of their life cycle. WebCharacteristics of Chordata. Animals in the phylum Chordata share five key characteristics that appear at some stage during their development: a notochord, a dorsal hollow … Weba chordate clade whose members possess a notochord, dorsal hollow nerve cord, pharyngeal slits, and a post-anal tail in the adult stage cephalothorax a fused head and thorax chaeta a chitinous projection from the cuticle found in annelids chelicerae a modified first pair of appendages in subphylum Chelicerata chitin eyre ck at bedourie