There is a bird I want to see.

Fill in a bird name and you get a list of the field trips on which that bird was seen. The default [Any time] includes all field trips for which we have records.

For instance, if you ask about Red-necked Grebe

This is only an illustration!

You can narrow this down by specifying a time period. For instance, [Specific year] and you ask for 2005:

This is only an illustration!

You get this result:

This is only an illustration!

You get this result for 2005:

This is only an illustration!