Finches are in the same classifications as cardinals, along with a few other birds.
They also both are seed and insect eating.
Both of these birds are brightly colored.
The formation of the first cells is common in both hypotheses.
A fossil record is evidence for evolution because you can compare the fossiles to see the difference. You can tell how "survival of the fittest" played a part, and what characteristics the species had to help them survive in their environment.
Your question isn’t clear though each body system holds its prime importance.
Answer:
1. all different lives in 1 area
2.supply oxygen, clean air and water, pollination of plants, pest control, wastewater treatment and many ecosystem services.
3.heat differences between the forest and the tundra are the climates, animals and plants. The tundra's climate is very cold while the forest is warmer and the tundra receives little sunlight whereas the forest receive direct and constant sunlight. The animals living in the tundra includes the arctic fox, snowy owl,caribou,ermine and polar bear and some tropical forest animals are the howler monkeys,sloths,jaguars,parrots and toucans. There are only a few plants that grow in the tundra. Some of them are the arctic moss, arctic willow, bearberry and pasque flower. These are the differences between the tropical forest and the tundra.
Explanation: hope it helps ::)))