Orthoptera

1
Orthoptera

• Grasshopper

2
of grasshoppers
Major Characteristics

• Grasshoppers have
• Chewing mouthparts
• 2 pairs of wings
• Front- narrow, leathery
• Hind- broad, membranous
• And go through an incomplete metamorphosis

3
Incomplete Metamorphosis
4
Stage 1
Grasshopper Egg

• Grasshopper eggs look like the picture to the
  right
• Not sure what they eat if anything
• The eggs are usually laid in a clutch of 10 to 12

5
Stage 2
Grasshopper Nymph

• At this stage the nymph looks like an adult
  grasshopper, just smaller and doesnt have wings
• Grasshoppers are herbivores, mostly eating leaves
  and plants

6
Stage 3
Adult Grasshopper

• At this stage grasshoppers eat plants, plants,
  plants
• The adult grasshopper looks like the picture to
  the right
• It can be green or brown, and the hind legs are
  very large, which allows them to jump long
  distances

7
about grasshoppers
Interesting Facts

• Grasshoppers can jump 20 times their length
• There are 18,000 kinds of grasshoppers
• Grasshoppers have 5 eyes

8
of grasshoppers
The Habitat

• Grasshoppers can live in many different habitats
  and areas
• They mostly live anywhere where they can feed on
  leaves (fields, meadows)

9
to farmers
Harmful Grasshoppers

• Grasshoppers can be harmful, especially to
  farmers
• Grasshoppers are known to eat whole fields of
  alfalfa, clover, cotton, corn and other grains
• These damaged crops cause farmers to lose money

• Fields can go
• from this to this

10
of grasshoppers
Natural Enemies

• Different kinds of flies are their greatest
  enemies, because they eat grasshopper eggs

11
The End

• www.ent.iastate.edu
• www.insectsafari.com
• www.beyondthesidewalks.com
• www.ext.nodak.edu
• www.plymouth.ces
• www.ivyhall.district96.k12.il.us
• www.washington.edu
• www.ianr.unl.edu
• www.uky.edu
• www.offwell.free-online.co.uk
• www.bugsincyberspace.com
• www.agric.wa.gov