By smell
By touch
By sight
By taste
Low incidence of disease caused by a bacterial infection
There are no disadvantages
Medium incidence of disease caused by a bacterial infection
High incidence of disease caused by a bacterial infection
Aquatic crustaceans and insects
Insects and Plants
Rocks and Sand
Fish and Frogs
Mountain meadow ponds between 5,000 and 9,600 feet
All mountain meadow ponds
All ponds
Mountain meadow ponds between 2,600 and 5,000 feet
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.
Eats other salamanders
Has a wider head and larger teeth
Has larger teeth
Has a wider head
have distinctive physical traits associated with their behavior.
have special teeth associated with their cannibalistic behavior.
don't have distinctive physical traits associated with their cannibalistic behavior.
have distinctive physical traits associated with their cannibalistic behavior.