Endangered species

Question 1

Endangered Species

Answer 1

a group of organisms in danger of becoming extinct if the situation is not improved; population numbers have dropped below the critical number of organisms.

Question 2

Endangered Species Characteristics

Answer 2

declining populations, small geographic ranges, and limited genetic diversity

Question 3

Atlantic Salmon

Answer 3

threatened by interbreeding and competition with escaped farm-raised salmon from the aquaculture industry.

Question 4

California Condor

Answer 4

decline due to shootings

Question 5

Delhi Sands Flower-Loving Fly

Answer 5

one-inch-long insect limited to 12 populations in San Bernardino and Riverside counties; 98% of its habitat has been converted for human use.

Question 6

Florida Panther

Answer 6

hunting and development caused habitat loss and fragmentation.

Question 7

Grizzly Bear

Answer 7

decline due to human conflict and development resulting in habitat loss and fragmentation.

Question 8

Gray Wolf

Answer 8

targeted by federal predator eradication programs; nearly exterminated from lower 48 states before 1973 Endangered Species Act.

Question 9

Whooping Crane

Answer 9

decline from wetland drainage

Question 10

Manatee

Answer 10

initially overharvested for meat