Scientists think that dolphins and whales may have evolved from a common ancestor because they have similar anatomies.
<h3>What is a common ancestor?</h3>
A common means different animals now, have evolved from a single ancestor or animal.
These animals may share common characters and structures.
Whales, dolphins, and porpoises are evolved from a common ancestor; cetacean.
The animals that evolved from cetaceans are all aquatic, primitive cetaceans were amphibians too.
Thus, They have similar anatomies.
Learn more about ancestors
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<span>What is the approximate age of our solar system?
</span>b. 4.6 billion years
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Photosynthesis occurs in plant cells, but does not occur in animal cells.
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Your hand went into a shock because of overuse it is a common thing
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