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Alenkinab [10]
4 years ago
8

7. When did whale ancestors begin living full time in the water?

Biology
1 answer:
antoniya [11.8K]4 years ago
8 0
Around 40 million years ago

The earliest whales that we think were fully aquatic, that is, they never left the water, are found around 40 million years ago, during the middle Eocene. That means that the transition from terrestrial animals to fully aquatic animals took about 12 million years.
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7nadin3 [17]

Answer:

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Explanation:

The animals having same phylum but different species have similar basic structural pattern. That means the anatomical features are constructed on the same ground plan. This individuals have similar functional integration. All animals of a phylum work as a functional machines with similar functional integration.

Another important feature is they have common ancestry. Evolutionary study have confirmed all members of  a similar phylum have been derived directly or indirectly from a common primitive ancestry.

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DerKrebs [107]

Answer:

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8 0
3 years ago
The average fungus...
WITCHER [35]
Hi!

The answer is D.both B and C .

Hope it helps and have a wonderful day!
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