What organs do amphibians use in gas exchange

How does the nervous system affect the excretory system?

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

In the desert, saguaro cacti, owls, horned lizards, and fire ants all share the same space. which of the following can be considered a population? question 9 options: all plants in the same area all cacti in the same area all species in the same area the lizards and the ants