It depends on the animal. Most dolphins are friendly, but you need to be careful with all wild animals. So, no, humans don't get along with all the animals of the sea, even though that would prevent many deaths.
No, sea animals do not have restrooms, however, all animals, including sea animals, make waste just as humans do.
Yes, many animals along with humans have the pineal gland.
Yes, along with other sea life.
Because there are many harmful sea animals who can harm humans and there is no oxygen under the sea to breathe in.
Huskies are friendly dogs that get along quite well with humans and other animals. :)
All Animals that provide food for humans
No, it is NT possible bcoz sea animals and humans cannot mate.
no sea creatures have limbs and the other animals and humans have legs
Plants and animals were certainly domesticated along ancient river civilizations. Humans brought these animals and plants and grew and bred them according to their needs.
well to humans, it kind of is, but to the animals and plants that live in the sea, its very loud and its crazy and its just really fun
Many animals do for example: lions rats cats fish sea lions kangaroos birds humans
If by 'they' you mean humans and animals, then it's simple. Humans have domesticated certain animals, mainly for there abilities to help with farms, hunting, etc. Some animals get along and interact with humans because they have grown up with human, though the risk of them attacking is still at risk. This is because it would be natural for an animal to attack or run away from a human.