Here is the full list of all 51 Bee Simulator achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Defeat the fly gang leader
Complete all the spider web challenges
Unlock all animal statues
Drive the mole away
Find the lawsuit notice
Enter found password on the computer
Feast on human food 30 times
Unlock a 3D animal
Take control of the drone
Collect pollen from the giant water lily
Help the ants across the water
Feed the little bees
Help the mother squirrel
Find a guardian for the little squirrel
Unlock new bee skin
Dance with a bee from another species
Complete the main story
Find the new hive
Report to the Queen about animals
Interact 50 times with the environment
Change music in a boombox
Find a hidden message
Fly a total of 10 kilometres
Sting the bear
Find the easter egg
Switch the light in the street lamp
Discover what a drone does
Be a bee hero
Unlock the Cave
Get in trouble
Destroy 20 balloons
Gather pollen for the winter
Defeat Harry the Hornet in single combat
Unlock an animal statue
Unlock the Trophy Room
Bring the bee home
Finish The Tutorial
Activate Beetro Mode
Use bee vision
Uncover Anna's web of conspiracy
Find the wise-bee's flower
Collect pollen from 1000 flowers
Collect pollen from 3000 flowers
Complete all the chase challenges
Complete all the dance challenges
Complete all the fight challenges
Complete the Bully challenge 3 times
Collect ALL the other achievements
Complete all challenges
Find all the little bees in the park
Get all the pollen from the flower lady 15 times