Dolphins didn't always have a straight body, a tail, flippers, and fins. Over 50,000,000 years ago, dolphins were 4 legged creatures that lived on land. Over time, their body shape changed. Their front legs became flippers, their hind legs disappeared, and their nostrils was put on top of their head as blowholes!
they grow like humans do GET EDUCATED PEOPLE
It goes from being about 3 feet to 6 feet.
yes they do
yes they do
I was asking you
they evolve threw a PERIOD of time
''it is because whales evolved over time during a point around 48 million years ago they were land animals so they needed their pelvic bone but as the whale evolved it kept that trait just as humans evolved and kept some unnecessary traits like wisdom teeth or an extra kidney''
How have space suits evolved over time?
how did washington view on slavery evolved over time
go
Whales originally evolved from a dog looking creature. Over thousands of years, the nose of the species continually moved to the top of its head. Which is why the current evolution of whales have the blowhole on the their head.
Yes over a very long time
Aristotle
That they evolved from land animals.
No dolphins had a different evolution from whales. Whales evolved from a footed creature similar to a hippo (no, seriously) and dolphins evolved from a footed creature a lot smaller.
get it to level 21
all of them, including us