Slang Definition. Words that are not a part of standard vocabulary or language and are used informally are called slang. These words are mostly used in speech rather than in writing.
Wildlife is already being affected by global warming. You have to observe the basic trends of global warming. Deforestation is one of the biggest contributor to global warming and also affects wildlife as it leads to habitat destruction.
In terms of living things, the effects of global warming are causing huge changes and disruptions. Plants and insects are moving upward (north) and causing distress to the natural, original ecosystems of those areas.