Researchers have discovered that decades of ivory hunting have resulted in tuskless elephants' development, demonstrating that people are "actually altering the anatomy" of wild creatures.
Researchers have pinpointed how years of civil war and poaching in Mozambique have led to a greater proportion of elephants that will never develop tusks.
Human behavior is "literally changing the anatomy of animals," according to the author of a new study that finds decades of ivory poaching in Mozambique has encouraged.