It is higher when there are a lot of cannibals.
It is lower when there are a lot of cannibals.
Researchers did not study the likelihood of extinction.
Cannibals were not an indicator of extinction.
Has a wider head
Eats other salamanders
Has larger teeth
Has a wider head and larger teeth
There are no disadvantages
Low incidence of disease caused by a bacterial infection
High incidence of disease caused by a bacterial infection
Medium incidence of disease caused by a bacterial infection
Rocks and Sand
Insects and Plants
Fish and Frogs
Aquatic crustaceans and insects
have special teeth associated with their cannibalistic behavior.
have distinctive physical traits associated with their behavior.
have distinctive physical traits associated with their cannibalistic behavior.
don't have distinctive physical traits associated with their cannibalistic behavior.
By touch
By taste
By smell
By sight
All ponds
Mountain meadow ponds between 5,000 and 9,600 feet
All mountain meadow ponds
Mountain meadow ponds between 2,600 and 5,000 feet