Ecol/ EnvSci 5-1 Species Interactions

A relationship between two species where one benefits while the other is harmed.

A frog eats a fly. The frog and fly are demonstrating _______.

A relationship between two organisms in which one organism benefits and the other is unharmed.

A relationship between two organisms in which both organisms benefit.

The crocodile and bird have a ______________ relationship. The crocodile benefits by having its teeth cleaned. The bird benefits by gaining food and protection. Both animals benefit from this relationship.

What type of species interaction is the following: two bears fighting over the same mate.

_______ is when 2 or more species live in close association.

Name the species interaction: A decorator crab camouflages itself with sponges. Sponges are unaffected.

Evidence shows that some grasses benefit from being grazed. Which of the following terms would best describe this plant-herbivore interaction?

Competition between members of different species.