E-PORT Curious Crows and Symbiosis

TITLE:  Curious Crows and Symbiosis

QUESTIONS:

How do you tell the difference between a crow and a raven?

What is a crow’s job in our ecosystem? Please be specific and give examples.

Who lives longer, a crow or a raven? Why?

What kinds of things would be a threat to a crow?

How are crows smart?

What is symbiosis?

What are the three types of symbiosis — tell me what they are and give an example of each one.

Bonus Question Only (answer if you can): She mentioned biomagnification and crows. What is this, and what does it have to do with crows?