Dolphins are unique because they don't go into a deep slep, or they'll suffocate. They let only have of their brain sleep so they later can come up and get a breath. D olphins are like an annoying kid that'll never SHUT UP! There are two meaning of when the make a nooise: it's communicating or navigational speaking.
no
there sense of watch and care
it is something that i do not know
Caracals have unique hunting abilities for cats: you can find more on the link.
No it is a jean It is developed to a degree. For example, a dolphin kid learns it's unique call from it's mother at birth and it appears that this call is used as the dolphin's name.
The main unique ability of fish is that they can breath and live underwater.
they don't have back bones or a head
A monkey frog is unique because of its tree climbing abilities.
The Boto dolphin, or Amazon River Dolphin, is also called the Boutu or Pink River Dolphin. It is a freshwater dolphin living in the Amazon and Orinoco River basins in South America. It is endangered, and eats mainly fish, but will also eat shrimp, turtles and some amphibians.
it is capable of doing things that other mammals can't.
self confidence
it uses its sonar abilities to alarm them when a predator is near