Choose all the answers that apply.
venus:
rotates from east to west
has no moons
is the hottest planet
is similar in size to the earth
has the most circular orbit of all the planets

An ecologist studied the same species of deer during the summer and the winter. she noticed that during the summer, when there was plenty of food, the deer were energetic and playful. however, during winter when food was scarce, the deer moved more slowly and did not run unless they needed to escape a predator. which scientific fact is best supported by her observations?