invasive and endangered species

what human activities have resulted in harmful non-native species being introduced?

canal creation, aquarium trade practices, shipping

what are generalists

r-selected species

specialists

k-selected species

what does the overlap on the graph mean

generalists overtake socialists

what does the IUCN do

finds endangered species

what factors lead species to extinction

extensive hunting, outcompeted, limited habitat/diet requirements

what are the niches for specialists vs generalists

specialists: narrow

generalists: broad

what strategies are used to protect animal populations

criminalizing poaching, protection on animal habitats, legislation

what are 4 major provisions of the endangered species act

1. US fish and wildlife service must make a list of all endangered species and threatened species

2. illegal to catch, kill, or trade endangered/threatened species

3. US gov. may not carry out projects that jeopardize endangered species

4. USFWS must make species recovery plans for each endangered and threatened species

what do black footed ferret, condor, and blue macaw have in common

all helped by captive breeding programs

what is a captive breeding program

organized breeding of species in captivity

what challenges have captive-breeding programs faced

lack of genetic diversity, habitat may be destroyed, funding of programs, wildlife struggle to breed and learn survival skills

what are germ plasm banks

preserving DNA