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