-habitat characteristics, prey, etc.
a) DDT and other organochlorine pesticides.
-their harmful effects on Peregrine Falcons.
b) Specific examples of population decreases .
III. Human effort to reestablish population.
a) Peregrine Fund/ Dr. Tom Cade.
- Initial plan to save species from extinction.
b) Captive breeding, released into urban areas/wild.
IV. Falcons in cities.
a) Nesting sites.
b) Prey and hunting.
- Benefits/risks of cities.
d) Examples of specific urban populations.
V. Population increase.
a) Reasons for increase.
b) Reintroduction to old nesting sites.
- Failure of certain populations to recover.
VI. Future of Peregrine Falcons.
a) Future in cities.
b) Future in natural habitats.
c) Worldwide outlook for Peregrine Falcons.
Works Cited Page.
Peregrine Falcon Population Timeline.
1900 -2ooo breeding pairs in US (Rowland, 2000).
1950s -Populations began disappearing (Rowland, 2000).
-Heavy use of DDT and other organochlorine pesticides.
1964 -Peregrine Falcon vanished from Eastern US .
1970 - Listed as endangered under the Endangered Species Conservation Act of 1969.
-39 breeding pairs in US (Rowland, 2000).
-Peregrine Fund initiated by Dr. Tom Cade .
1972 -Federal Insecticide, Fungicide and Rodenticide Act (FIFRA) banned DDT in US.
1973 -Endangered Species Act of 1973 .
1974 -After first year of Cadeâ€™s plan, 20 hatchlings survived captive breeding, some were released into the wild (Rowland, 2000).
-Fewer than 325 breeding pairs in N. America (Rowland,2000).
1980s -Population began recovering .
-Release of 3,000 captive bred Falcons by 1989, about 1,200 breeding pairs in the wild (Rowland, 2000).
1988 -30 breeding pairs living in US cities (Rowland, 2000).
1991 -12,000 breeding pairs in US (Savage,1992).
1999 -Taken off US Endangered Species list.
Peregrine Falcons in Cities.
The Peregrine Falcon is one of the worldâ€™s most amazing birds.