Facts about Alderflies

Larvae

- 3cm long

- important food source for fish.

- live in rivers or streams

- 4 stages: egg, larva, pupa, adult

Adults

- brownish

- don't live a long life

-females lay eggs on steams or leaves hanging over water.

Facts about Snakeflys

-bite behind the head

-up to 200 species

- can find a handful in the UK and Europe

- adult females lay eggs in the bark of trees

-takes 2 years to develop

- they change skin over a dozen times in the 2years.

http://www.amentsoc.org/insects/fact-files/orders/raphidioptera.html