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