Change of climate,potchars,and other animals eating them.
most probably change in the climatic condition was the main reason for their extinction!!
Extinction
Blue-fin tuna fish are really close to extinction. They are most likely have the Highest Chances Of Extinction!
Deforestation of rainforests will likely lead to extensive extinction of species.
The extinction of a type of shrimp
the extinction of a type of shrimp
Hurricanes because it covers the most land.
Extinction due to bottleneck effect
Extinction due to the bottleneck effect.
Extinction is most likely to be caused by environmental conditions. Dramatic changes to the climate can mean that species are no longer adapted to survive.
Extinction events, such as the Permian extinction and the KT extinction event. You have adaptive radiation driving evolutionary change after such events. Google " the rise of the mammals. "
Ignorance. Most people fear what they don't understand, thus causing some of them to destroy it.