The ice has less density than liquid water, so it floats on the water surface. Therefore during the winter all the lakes and rivers are frozen only at a top. Deeper layers of water are cold, but still liquid and it allows fish and other organisms to survive. Moreover, the ice cover provides temperature isolation so liquid water beneath the ice has more or less constant temperature (around 4 dgr Celsius)
A rabbit has these traits
1) Placenta
2) dorsal nerve cord
3) notochord
4) amniotic sac
5) mammary glands
6) paired appendages
7) Vertebral column
8) placenta
They DO Not have
Short canine teeth
Answer:
I think True
Explanation:
You can refer to it for more information:
The coastal ocean zone and estuaries are alike in that both are important as breeding and nesting areas for birds. The depth of the water in an aquatic ecosystem determines the amount of sunlight that living things receive there. ... The water in freshwater wetlands is always brackish
The spinal cord is located at the vertebral canal
