Building housing developments may cause 
eruptions colder weather disease erosion extinction mutations Destroy bridges deforestation
A B C D E F G H
Habitat destruction is the primary cause of extinction or threat of extinction for all animals.
building housing developments may cause extinction
Building housing developments may cause  (A) eruptions (B) colder weather (C) disease (D) erosion (E) extinction (F) mutations (G) Destroy bridges (H) deforestation