The role birds play in ecosystems include
A. Provide nitrogen compounds to the environment
B. Both A and B
C. Being predators and prey.
D. Transplanting mollusks to freshwater habitats

Atool suspected of being used at a crime scene should be tried out in a tool mark to see if it fits

The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.

Which of the following is a true statement? a. individuals evolve to have adaptations. b. individuals have adaptations that can change over time. c. individuals have traits that may or may not make them successful at reproduction. d. populations cant evolve, only individual organisms.