What is the likely evolutionary effect on a species of an increase in global temperatures over time?

The evolutionary effect on a species of an increase in temperature may be in come into two. The first is that the species may become adaptive to the change by developing specific organs that allow itself to cool off. However, if the increase in global temperature is too much for a certain species to handle, it may be become extinct. 

No because Cane toads are a threat to biodiversity because they are poisonous, predatory, adaptive and competitive. Cane toads are toxic at all stages of their life cycle, as eggs, tadpoles, toadlets and adults, and their ingestion can kill native predators. ... They pose a risk to both native animals and pets.