Chrysalis or pupa.
You might be thinking of a "leech"; although that isn't an insect.
Wapiti (masc.)
The French Waterdog is a french animal that starts with w.
wrasse
Wasp, Water Strider, Walking Stick, Weevils
Asp
bloodsucking insect beginning with l and has 5 letters?
Praying Mantis
prider
horsefly
Chrysalis or pupa.
Yes
A Zenat is a very small spider
Praying mantis.
wasp
Animals beginning with W:WallabyWalrusWeaselWombatWarthogWaspWhaleWildebeestWolfWoodpeckerWren