Here is the full list of all 19 Webbed achievements.
Finish the main story without eating a single fly
Dance with every species of bug
Complete your sticker book
Help all the baby spiders home
Bring all the pollen to the queen
Find all the golden webs
Eat every fly
Send the bird away
Reunite with your boyfriend
Get a lift home from a bee
Travel 20 meters without landing on solid ground.
Roll a dung ball down the hill
Pull the spider-bot out of the rubble
Help Mike and Wendy cross the puddles
Wear a helmet
Weave 1000 webs
Recover all the ant larvae
Earn your own skateboard
Weave your first web