Claim: Whales evolved from land mammals to water mammals.
Evidence: The first whales evolved over 50 million years. One of the first whales, such as Pakicetus, were land animals with long skulls and carnivorous teeth, much like many adaptable land mammals back then and today.
Answer:
It was raining earlier on, now that it has stopped these droplets accumulated on the leaves, soon they will drip down to the ground.
According to the evolution theory, the first insects appeared about 400 million years BC in the Devonian Period.