- bioaccumulation of chemicals (esp. DDT)
- lack of suitable nesting sites
- conservation laws
- the effects of low peregrine populations
See the Peregrines nested here in Ottawa atop the Crown Plaza.
Studio de recherche sur les technologies humaines is produced by M. Lemelin and his grade 4 students in Ottawa, Ontario.
See the Peregrines nested here in Ottawa atop the Crown Plaza.
5 comments:
jai apri que le ddt entre dans les faucon.
wow that was a great show
Je pense que c'est mingnon.
COOL♠♠♠♠♣♠♠♣♣☺☻!!!!!
J'aime les oiseaux aussi ils sont tres cool!
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