The cambrian explosion resulted in the evolution of the first
a) dinosaurs and mammals
b)representative of most animal phyla
c)bacteria
d) land animals

Residential construction is expanding in florida, the expansion has caused fragmentation of habitats, one of the results of the increased construction is a decrease in the number of large predators such as the coyote, black bear and pool panther, which will be the most immediate local result of this fragmentation? 1)large predators will become extinct 2)decrease in middle sized predators 3)increase in population of top carnivores 4)increase in population of prey species

Iwanna go do something with my ideas? ?

What are the pros and cons of quadrat sampling?