Search Results for: Fresh crustaceans
heads, which can make up as much as % of their body mass, and much of the head is the mouth. this allows them to take in large amounts of water into their mouths, letting them feed more effectively. [ ] eschrichtiids have one living member: the grey whale. they are bottom feeders, mainly eating crustaceans
the tip of the tooth, does enamel show. mysticetes have large whalebone , as opposed to teeth, made of keratin. mysticetes have two blowholes, whereas odontocetes contain only one. [ ] breathing involves expelling stale air from the blowhole , forming an upward, steamy spout, followed by inhaling fresh...
https://en.wikipedia.org/wiki/Whale