The cane toad, or rhinella marina, was introduced to the hawaiian islands in 1932 by sugar cane farmers. the farmers released the toads in their crops to control pests that were damaging the sugar cane. the cane toad has few natural predators because it secretes a poisonous toxin that kills the animals that consume it. as a result, the cane toad population thrived, and by 1935, it numbered hundreds of thousands. which role does the cane toad play in the hawaiian islands?

Which muscle is responsible for inhalation ?

The sketch shows a rynchosaur, an extinct animal that is known only from fossils. there has been much debate about the classification of these creatures. some scientists suggest that they belong with primitive amphibians, and some think they are related to snakes and lizards.the data equally support both cases. which statement best explains how to draw a cladogram that includes the rynchosaur? draw the cladogram for amphibians. draw the cladogram for reptiles. draw two cladograms, both showing the traits, and leave it as a hypothesis. draw two cladograms, both showing the traits, and have scientists vote

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?