Asian Carp
Rabbit
Cane toads
killer bees
zebra mussel
100
what did catfish farmers use this for?
to remove algae from there ponds
100
What date arks the 20 anniversary of nelson Mandela?
February 11
100
What where cane toads brought here for?
To exterminate pests
100
How many bees where released?
26
100
When did they come here?
1980
200
how long can the Asian carp grow to?
4 ft
200
What have rabbits been digging holes under?
Buildings
200
What animal where they really hear to kill?
cane beetle
200
What year were they released?
1957
200
What did they hick a ride on?
A european boat
300
How have these animals injured fisherman?
by leaping out of the water
300
How long ago were the rabbits brought here?
300 years ago
300
When was it brought to Australia?
1935
300
how did they come to be?
Different bees mated
300
How much do they cost per year to unclog them?
500 million per year
400
does it have any known predators?
no
400
Who brought them over here?
Dutch explorers
400
How many natural enimes do they have?
a few
400
Who released them?
Sao Paulo
400
What do they feed on?
phtoplankton
500
What year was it used
1970
500
How many rabbits need to be killed?
8,000 more
500
How long ca they grow to
6 inches
500
When did they come to the us?
1990
500
What kind of surface do they cling to?
hard
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