The bones in the wings of a bat are similar to the bones in the flipper of the whale. this information suggests that bats and whales have similar

Best answer is: 
Some insects in a population survive temperature changes and pass their traits on to their offspring

Natural selection is the slow process by which the fittest animals, meaning the animals most fit to survive and reproduce in their environment, pass on the genes because of these advantages. The insects that cans survive temperature changes demonstrate a fitness in their environment, which results in passing on these traits.