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