...you answered your own question...in your question...it would look like a dolphin head and bear body.
Because it has a stripe on its head that is darker than its body.
if would the polar bear population be affected if crustacean population increases will be die or will be worm it in to body be affected to the population of the polar bear
Dolphins have a body covering of skin (not scales). The uppermost layer of the skin produces an oil which forms a film that covers the dolphin's whole body.
A dolphin is not looked at as segmented. This is because all of the main structures run together on the body.
Platypuses have a body covering of velvety fur.Dolphins have a body covering of skin (not scales). The uppermost layer of the skin produces an oil which forms a film that covers the dolphin's whole body.
tail,fin,and dusel fin
Blowhole
they move with their tail and body
You can type "Dolphin Pictures" in Google or use Google Images.
I believe that the echolocation in a Dolphin's body comes from it's mouth, they will squeak and whistle and make Dolphin noises and wait for them to bounce back.
All species of dolphins have a body covering of skin (not scales). All mammals have a covering of skin, usually combined with hair in some form. In the case of the dolphin, the uppermost layer of the skin produces an oil which forms a film that covers the dolphin's whole body
Only personal watercraft submersibles (Innespace's SeaBreacher & Dolphin).