exam 2

Question 1

White perch

Answer 1

Invasive in Lake Erie – outcompeting native yellow perch

Question 2

Spotted lantern fly

Answer 2

Invading the eastern US
Feeding on grapes, fruit trees, hardwood trees
Preferred host is the tree of heaven (also invasive)
Produces a sticky, sugary fluid called honeydew

Question 3

Northern Pacific Sea Star

Answer 3

Invasive in Australia, outcompeting the native spotted hand fish

Question 4

Common Carp

Answer 4

From Eurasia, invasive in the US
Feeds on the eggs of other fish species and increase turbidity
Escaped from ponds during flooding events
They like waters that are polluted with N and P

Question 5

Cats

Answer 5

From middle east, can spread disease (Toxoplasmosis), kept as pets
Kill native birds

Question 6

Eastern Grey Squirrel

Answer 6

Native to Eastern US. Invading western US and Europe
Eats young birds and eggs; outcompetes Europe’s

Question 7

Common House Gecko

Answer 7

Native to Asia, invading SE US, especially Florida
Pet trade, reptile

Question 8

Barbary Sheep

Answer 8

From North Africa, invading SW United States and Mexico
Escaped from private zoos, overgrazes the land
Also, a problem in Spain where they were introduced for sports hunting

Question 9

Japanese Beetles

Answer 9

Accidentally brought into US. Insect, shiny metallic green
Feeds on leaf tissue of 300+ agricultural or horticultural plants

Question 10

Green Iguana

Answer 10

Native to Central and South America
Invasive in Florida, reptile, destroys crops, spreads salmonella

Question 11

Kudzu

Answer 11

From Asia, originally given to farmers for erosion control
Grows as much as a foot per day
Grows in 38 of the 50 states of America
Grows overtop of other plants and out competes them

Question 12

Brown Marmorated Stinkbug

Answer 12

Native to Asia, invasive in the US
Hitched a ride on cargo, first found in Allentown PA
Overwinter inside people’s houses

Question 13

Chestnut Blight

Answer 13

Fungus from Asia that kills the American chestnut tree
Brought to NYC accidentally on Chinese/Japanese chestnut trees
Scientists are genetically modifying the American Chestnut tree to make it resistant

Question 14

Giant African Snail

Answer 14

Outcompetes and consumes native plants
From east Africa, invading Florida, spiral shells
Sometimes used in religious rituals
Carries the parasitic rat lungworm which can spread to humans and animal

Question 15

Giant Gambian pouched Rat

Answer 15

Nocturnal, pouched cheeks, omnivores, long tail
Native to Sub-Saharan Africa
Released accidentally in Florida by a pet breeder
Can be used to sniff out landmines

Question 16

Red Fox

Answer 16

Invasive in Australia
Preys on native rodents, marsupials and birds driving some to extinction