Answer:
Pakicetus had an ear bone with a characteristic specific to whales and a distinctive long skull shape of a whale's.
Pakicetus
• Pakicetus was a wolf-sized animal and was a carnivore that at certain occasions consumed fish had exhibited features of its anatomy that associated it to the modern cetaceans, porpoises, whales, and dolphins.
• It had the body of a land animal, however, its head exhibited the distinctive long skull similar to a whale.
• With time, the fossils also showed that Pakicetus possessed an ear bone with a characteristic specific to whales.
Thus, pakicetus can be considered as the first whale who exhibited certain similar anatomic features like that of a whale.
Find out more information about Pakicetus anatomy here:
brainly.com/question/16395727
Explanation:
Answer:
part A is the answer
Explanation:
The tympanic cavity is an air chamber; it contains a chain of movable bones which transmit the vibrations of the tympanic membrane across the cavity to the middle ear.
Answer: i dont understand it....
Explanation:
An increase in insulating atmospheric gasses (e.g. carbon dioxide)
