Evolution of Animals: From T-Rex of the Ocean to Modern Whales

Evolution of Animals

Past Forms and Modern Counterparts

1. Changes in Animal Views

Our view of modern animals has changed due to the evolutionary adaptations within their species, as revealed by scientific studies.

2. T-Rex of the Ocean

Ancestors of the blue whale were nicknamed the "T-Rex of the ocean" because they possessed razor-sharp teeth.

True or False Statements

Justify your answers with evidence from the provided text.

3. Existence of Animals 50 Million Years Ago

True. Fifty million years ago, familiar animals existed, but in almost unrecognizable forms.

4. Resemblance of Large Dogs to Modern Whales

True. Whales, which now live in the water, once had legs and lived on land, possibly resembling large dogs.

5. Immediate Loss of Whale Hind Legs

False. The bodies of blue whale ancestors became sleeker for efficient swimming, and their front legs evolved into flippers. The back legs disappeared completely well after their transition to the sea.

6. Existence of Carnivorous Ducks

True. Twelve million years ago, flesh-eating ducks, nicknamed the "Demon Duck of Doom," existed.

Use of English

7. Synonym for Lovely

Adorable

8. Opposite of Suddenly

Gradually, or well after

9. Definition of "Very Huge"

Giant

10. Synonym for Hug

Cuddle up

11. Joining Sentences with a Linker

Because their bodies became sleeker, they were able to swim more efficiently.

12. Correct Verb Form

Fifty million years ago, whales may have looked like dogs.

13. Rewriting the Sentence

Who knows what will be discovered next about the evolution of bears?

14. Question Formation

Where did some unusual animals live?

Explanation of Sayings

• A bird in the hand is worth two in the bush: It's better to hold onto what you have than to risk everything for something potentially better.
• His bark is worse than his bite: Someone's words are more harmful than their actions.
• A leopard can't change its spots: Some aspects of a person's character are unchangeable.