A fluctuating but significant workplace safety risk
OSHA has documented 810 severe incidents involving animal bites and stings over the last decade. These events frequently result in toxic exposure or allergenic reactions, which account for 40.5 percent of all reported injury natures.
The severity of these encounters is underscored by the fact that 34.9 percent of injuries impact internal body systems. Many workers suffer from deep puncture wounds or severe systemic reactions that require immediate hospitalization.
While the 10-year trend shows a 2.1 percent decrease, the 5-year data indicates a 36.8 percent increase in reported incidents. Mammals remain the primary source of injury, accounting for 46.7 percent of all cases, followed closely by insects and arachnids.
Transportation and warehousing industries lead with 21.9 percent of cases, likely due to the high volume of outdoor or remote site operations. Professional services follow at 15.0 percent, reflecting risks inherent in veterinary and animal-handling roles.
Top causes based on OSHA incident reports
Workplace animal encounters often occur when employees interact with wildlife or domestic animals in the course of their duties. Mammals, including cats and dogs, are responsible for nearly half of all severe incidents, particularly in veterinary and service-oriented roles. Insects and arachnids represent 30.0 percent of cases, often leading to severe allergic reactions, while reptiles like rattlesnakes pose a distinct threat to workers in construction and mining who operate in remote or brush-heavy environments.
| Injury Type | Incidents | |
|---|---|---|
| 1 | Effects of poison, toxic, or allergenic exposure— unspecified | 319 |
| 2 | Cuts, lacerations, punctures without injury to internal structures | 293 |
| 3 | Surface and flesh wounds— unspecified | 59 |
| 4 | Amputations, avulsions, enucleations | 45 |
| 5 | Fractures | 18 |
| 6 | Traumatic injuries or exposures— unspecified | 16 |
| 7 | Multiple surface and flesh wounds | 13 |
| 8 | Severe wounds or internal injuries and other injuries | 8 |
Employers are required under the OSHA General Duty Clause, Section 5(a)(1), to provide a workplace free from recognized hazards that are likely to cause death or serious physical harm. When an employer sends staff into known wildlife habitats or requires the handling of dangerous animals without proper training, personal protective equipment, or established safety protocols, they may be in violation of these safety mandates.
Where these injuries occur most frequently
The transportation and warehousing sector accounts for 21.9 percent of all reported animal-related injuries, as workers frequently navigate loading docks and remote delivery routes where wildlife encounters are common. Professional services follow at 15.0 percent, where the nature of veterinary and animal care work creates a constant, direct risk of bites and scratches during routine examinations.
In high-risk industries, employers must adhere to 29 CFR 1904.39 for reporting severe injuries and provide appropriate training under 29 CFR 1910.132 for personal protective equipment. This includes ensuring that workers in remote locations have access to communication devices and that those handling animals are provided with bite-resistant gear and proper restraint training to mitigate injury risks.
From actual OSHA investigation files
Reported incidents reveal a pattern of unexpected encounters in both controlled and remote work environments. Whether it is a veterinary professional handling a patient or a construction worker stepping out of a vehicle into a snake's path, these injuries often occur during routine tasks where the worker has limited ability to anticipate or evade the animal's strike.
"A veterinarian was listening to a cat's heart when the cat bit their left thumb. The employee was hospitalized for treatment. "
"An employee was monitoring a screen in the PLC room when he was bitten by a rattlesnake on the back of his right calf."
"An employee was walking through a remote location on the worksite looking for spare parts. The employee was stung by a bee, suffered a severe reaction, and was hospitalized."
"An employee was getting out of a car when a rattlesnake bit him below the right knee."
"An employee was entering an exam room to perform a veterinary exam on a dog when the dog bit her face, resulting in hospitalization for a puncture injury."
"On July 10, 2025, an employee was stung by a bee while working at a drive-through window. She suffered an allergic reaction and was hospitalized."
"An employee was performing mowing operations while operating a skid steer at a worksite. The employee noticed several flat panels lying on the ground and went to move them with the skid steer. The panels began to shift on the forks as they were lifted. He exited the skid steer to readjust the panels and was bitten on his left thumb by a rattlesnake that had been pinned beneath the load."
"An employee was landscaping when he was stung by three bees on his back and was hospitalized with an allergic reaction."
"An employee was participating in playtime with a cat. She was petting the cat when the cat bit her right hand. The employee was hospitalized."
"An employee was restraining a cat so a sterile urine sample could be obtained. The cat bit the employee's left middle finger. The wound had to be debrided and the employee was later hospitalized with an infection in the joint."
The ClaimsBoost Research Team aggregates official government data to help workers understand workplace injury trends and their coverage options.
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