By Caleb And Bronson
BACKSWIMMER DESCRIPTION
 The backswimmer is part of
the hemiptera order and the
Nonectidae family. There
are over 20 species in North
America. Although their
name is backswimmer they
don’t actually swim back
ward, they swim upside
down. They are white
backed when young and
gain more color and design
as they grow older. In
general they have 6 legs
with the front two smaller
than the back legs. The
backswimmer ranges in size
from 0.2 in to 0.6 in.
BACKSWIMMER HABITAT
 The backswimmers
habitat includes:
 Still slow water
 Rice fields
 Canals
 Rivers
 They do spend most of
their time in the water
but they can fly
BACKSWIMMER FOOD
 The backswimmer is a
predator.
 The backswimmer eats
mostly aquatic larva but
will also eat blood
worms.
 They use their beak like
mouth to kill its prey.
BACKSWIMMER LIFE STAGES
 The top picture is a
larvae form
backswimmer
 They gain the patterns
and color as adults as
shown in the bottom
picture.
WATER SCORPION DESCRIPTION
 The water scorpion is a
predatory insect and not a
scorpion, and it is commonly
found in slow moving water.
They have small bodies and
thin legs. Some people
confuse them for walking
sticks. They somewhat
resemble a scorpion but have
wings and only three pairs of
legs instead of four. The
name was given to them
because of their forearms’
ability to grasp. Water
scorpions grow to about 0.6
to 0.8 inches long with a 0.3
to 0.4 inch 'tail'. They have
bodies that are flat and dark
brown in color.
Water Scorpion Habitat
 Although water scorpions live in the water, they are air-
breathers and poor swimmers. They can be found in
brackish dykes or streams, but prefer shallow lakes
and ponds The water scorpion is a predatory insect
and not a scorpion, and it is commonly found in slow
moving water.
WATER SCORPION DIET AND HUNTING
TECHNIQUE
 Water scorpions are ambush predators. When prey
approaches, they will lunge forward and grab it with
their powerful forelimbs. Then they pierce their victims
with its tube-like mouth. Its prey includes small insect
larvae, water fleas, water worms, and water lice.
THE DIFFERENT STAGES OF A WATER SCORPION
 Larvae
Ranatra Species
Nepa Species
 Adult
Ranatra Species
Nepa Species
Bibliography And Reference
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http://www.google.com/imgres?imgurl=http://newswire.rockefeller.edu/upload/media/100716backs
wimmer
http://newswire.rockefeller.edu/upload/media/100716backswimmer.1279307810.jpg
http://geography.about.com/library/weekly/aa010601a.htm
http://www.google.com/imgres?imgurl=http://www.bugsafari.je/images/habitats-garden-ponds.jpg
http://islandwood.org/kids/stream_health/macros/Backswimmer.html
http://www.google.com/imgres?imgurl=http://farm4.static.flickr.com/3101/2746315998_7f70299a73.j
pg&imgrefurl=http://www.flickr.com/photos/
http://www.google.com/imgres?imgurl=http://steveandramonaboone.com/images/
http://www.google.com/imgres?imgurl=http://travel.mongabay.com/colombia
http://www.google.com/imgres?imgurl=http://www.whatsthatbug.com/wpcontent/uploads//2010/05/dragonhunter_conneticut.jpg&imgrefurl=http://
Bibliography And Reference
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http://www.haslemerenaturalhistorysociety.org.uk/insects4.htm
http://www.nepid.co.za/Images/Nepidae.jpg
http://www.google.com/imgres?imgurl=http://www.amnh.org/learn/biodiversity_counts/ident_help
/Text_Keys/key_images_resized/heterop/subkey%2520b/nepidae.gif&imgrefurl=http://www.amnh.or
g/learn/biodiversity_counts/ident_help/Text_Keys/heteroptera.htm&usg=__
http://www.microcosmos.nl/bugs2/nepal02.htm