Answer:
Whales are mammals and do not have gills, so they cannot take the dissolved oxygen that is in the water and turn in into a oxygen that they can breath.
Explanation:
The point on earth's surface directly above an earthquakes focus (hypocenter) is called the epicenter.
Answer:
can you shoot it better because it is quite blurry
Answer:
food chain- description 3
energy losses- description 5
pyramid of biomass- description 1
pyramid of numbers- description 4
energy flow- description 2
