Endangered Species

Question 1

so few left in the wild that the species is unlikely to repopulate on their own

Answer 1

Functionally extinct

Question 2

Dams have ____ ____ that allow fish to move up and down

Answer 2

fish ladders

Question 3

Remaining habitat/population is so small that immediate efforts are required to save the species

Answer 3

Critically endangered

Question 4

______ over highways have been built for squirrels and primates

Answer 4

Bridges

Question 5

no known individuals remain of the species

Answer 5

Extinct

Question 6

no immediate danger of population declining beyond safe level

Answer 6

Species of least concern

Question 7

Species often only use the _____ of a protected land, and avoid edges since those are ecotones that are close to humans

Answer 7

center

Question 8

extinction is not imminent, but population decline is increasing (state govt gets involved)

Answer 8

Near-threatened

Question 9

no known individuals remain free in the wild

Answer 9

Extinct in the wild

Question 10

extinction is imminent without protection

Answer 10

Endangered

Question 11

population is declining and should be considered for protection (often restricted to one area)

Answer 11

Species of concern

Question 12

For larger organisms, we create _______ that the organisms can walk over/under to avoid roads

Answer 12

overpasses

Question 13

without protection, species will become endangered (fed. govt gets involved)

Answer 13

Threatened

Question 14

There are ____ for turtles to walk under train tracks

Answer 14

troughs