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