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