If the sediment is buried deeply, it becomes compacted and cemented, forming sedimentary rock. Clastic sedimentary rocks may have particles ranging in size from microscopic clay to huge boulders. Their names are based on their clast or grain size. The smallest grains are called clay, then silt, then sand.
So when did the first colonies of honey bees arrive in the New World? These bees probably came from England and arrived in Virginia in 1622. By 1639 colonies of honey bees were found throughout the woods in Massachusetts. Some of the colonists who arrived at Plymouth likely brought bees, as well as sheep, cows and chickens on the trip across the Atlantic.
Solitary bees include Mining bees which nest in the ground, as well as Mason bees and Leafcutter bees that nest in holes in dead wood, banks and walls. Learn more from our bee identification guide. We need bees because they're perfect pollinators Thanks to bees we can enjoy a range of foods from apples and pears to coffee and vanilla. And if you are wearing cotton, that's because the cotton plant your threads came from was pollinated.