https://padlet.com/nayar/whales Made with a wink and a smile en-us 2017-06-19 10:17:11 UTC 2017-06-19 11:14:30 UTC hello@padlet.com https://padlet.com/nayar/whales/wish/176841927 -Unfortunately there is no thorough answer to this question
- Two possibilities
-Water is a much denser and colder atmosphere than air
-Another answer is that their large size could be an evolutionary adaptation over the course of millions of years that has helped whales survive in cold aquatic environments, defend themselves against predators and hunt for food.]]> 2017-06-19 10:28:06 UTC https://padlet.com/nayar/whales/wish/176841927 https://padlet.com/nayar/whales/wish/176842029 There is a big possibility to finding life in another planets , as some scientists said , there's no reason to find multiple  variations of life, as the biological ones that we find on earth. e.g. the worms, they don't have eyes, on the other hand, an eagle has incredible vision .]]> 2017-06-19 10:29:30 UTC https://padlet.com/nayar/whales/wish/176842029