Quote:
Originally Posted by k0nr4d
That's interesting. I wonder how they collect a census for instance of how much animals there are in the forest in Washington or Oregon for instance. Seems like it wouldn't be possible to get anything resembling an accurate count.
|
It's called mark and recapture - usually by tagging or banding. You catch X number, tag them and release. After a period of time you go out and catch Y number and comparing the number of re-caught to the total sample size can calculate the size of the population.
Quote:
Originally Posted by Grapesoda
I blame house cats
|
A significant part, I'm sure. They are prolific hunters.