Transcript Pond life key Invertebrates

Pond life key
Crest - females have
no crest.
Smooth, moist
skin. Toads have
drier, warty skin.
Green,
spotted body.
Brown spotted body,
10 cm long.
4 legs.
Smooth Newt (male)
Newt have tadpoles,
just like frogs and
toads.
Common frog
May also be found as
tadpoles or frog
spawn.
Vertebrates - Amphibians
Invertebrates - insects (all have 6 legs)
Back 4
legs used
for
moving
on the
surface.
One tail
Brown body,
5cm long.
6 legs
Front legs
used for
grasping
prey.
Jumps
using its
coiled tail
when
disturbed.
Black body,
1.5 cm long.
Front
2legs
grab
food.
Pondskater
floats on the
pond surface.
Water scorpion
Springtail
eats tadpoles and other
insects.
Powerful
jaws
Plant eater
Nymphs are the
water living
stage of flying
insects.
Black body
6cm long.
Small wings
3 tails
Stonefly
nymphs
look similar
but have
two tails.
Short
tails
Dragonfly nymph
Mayfly nymph
Powerful predator
Invertebrates - more insects
Eats plants
and insect
larvae.
Head with an eye spot.
Red body,
2cm long.
6 legs.
Makes an
open ended
case from
bits of
plant.
Great red sedge
There are 500
types of flies who
have larvae that
live in water.
They will look
like the midge
larvae or the
mosquito larvae.
Midge larvae
Turns into a
flying midge.
Turns into a
moth like adult.
Back 4 legs adapted
for swimming.
Hard case
covering
wings
Hangs from
the surface of
the water.
3 cm long
Head with
eye spots.
Mosquito larvae
Great diving beetle
Voracious carnivore
Invertebrates - Crustaceans
Long
antennae
2 pairs of antennae.
Hard segmented
body, 2.5 cm long.
7 pairs of
legs.
Hard
segmented
shell.
7 pairs of legs.
13mm long.
Water hog louse
Freshwater shrimp
Antennae
Stomach
See through
body.
Eggs inside
body.
3 mm long
Water flea
Also known
as Daphnia.
Other Invertebrates
6 tentacles
with stinging
cells.
Front
sucker
Soft
segmented
body
Green body, 6mm long.
About 1 cm
long
Mouth
Base sucker.
Green hydra
Related to jellyfish
Head with
eye spots.
Leech
Red
segmented
body.
Lives in
mud.
A segmented worm
Rear
sucker
Sludge worm
A segmented worm
Antennae
Dark brown
shell, 3cm
high
Flattened
body, 2cm
long.
Muscular foot
for moving.
Flat worm
Pond snail
A mollusc