Answer:
this is a common ... saw incredible similarities between birds and the theropod dinosaurs (especially ... Like all other reptiles, birds have scales (feathers are produced by tissues similar to ... for theropods are often more serious for the "thecodont" pseudo-hypothesis.
Explanation:
Because u might have made a mistake on the first investigation so u want to repeat it a few more times
Teach better , make sure we have a good understanding of things
Answer:
c. secondary consumer level
Explanation:
Most secondary extinctions are due to direct bottom‐up effects: consumers go extinct when their resources are lost. Secondary extinctions due to trophic cascades and disruption of predator‐mediated coexistence also occur.
Evolutionary biology research some living things