Gallery

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Mating flight
Drone flying to mate with virgin; photo by The BeeMD photo collection
Mating flight
Queen returning form mating flight; photo courtesy Rusty Burlew, https://www.honeybeesuite.com
Mating flight
Diagram of DCA: queens mate with drones from colonies other than her own; illustration courtesy Carolina Honeybees, IIC
Mice
Evidence of mice gnawing on entrance reducer; photo by Rusty Burlew

Mice
Mouse in hive: photo by Cathy King
Mice
Mice destroying portion of comb for their nest; photo by Dewey M. Caron
Mice
Mouse at left with nest in hive; photo by Robyn Underwood
Mice
Evidence of mouse chewing on top bar; photo by Dewey M. Caron

Miscellaneous animal pests of colonies
Skunk visiting colony at night; note digging evidence and scratch marks on colony; photo by University of Delaware

Miscellaneous animal pests of colonies
Spider webbing among un-hatched brood cells from comb in storage; photo by The BeeMD photo collection

Mold
Moldy bees from winter deadout; photo by Dewey M. Caron
Mold
Moldy bees and comb cells from a winter deadout; photo by Dewey Caron

Mold
Mold on deadout frame; photo by Rusty Burlew
Mold
Excess moisture on bottom board; photo by Dewey M. Caron
Mold
Moldy dead bees; photo by Dewey M. Caron
Multiple queens
A two-queen colony; photo by Andrew Abrahams

Nosema
Nosema spores (1000X); photo by The BeeMD photo collection
Nosema
Nosema infection of midgut (top), normal midgut (bottom); photo by USDA
Nosema
Midgut with Nosema (top); photo by Zachary Huang, beetography.com
Nosema
Feeding bees Nosema spores to study disease; photo by Steve Ausmus, USDA

Nutritional stress
Weak spring colony can be a sign of nutritional stress; photo by Dewey M. Caron
Nutritional stress
Nutritional stress; too little jelly in larval cells (see arrows); photo by Dewey M. Caron
Nutritional stress
Larvae (at arrows) attempting to crawl out of cells, likely due to starvation; photo by Oregon State University
Orientation flight
Orientation flights in front of a hive with flow super; photo by Dewey M. Caron