Birds in general allocate their time performing four behaviors, what are they?

How many chromosomes are in a gold fish?

Which statement best describes the role of religion and culture in ancient medicine?

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land