The agency moved to scale back its monitoring in 2019 in a way that experts in animal welfare law say was secretive, Science reveals.

After resigning from the University of New England last year, Geoffrey Bove continues to study the effects of massage on rats in a facility he set up in his house.

The journal Ethology is the first to adopt the guidelines, aimed at clarifying experimental design and the potential biases within.

The animals kill off around one-quarter of the neurons in their somatosensory cortex, perhaps to save energy, and the cells appear to return the following summer.

Environmental engineer Gil Bohrer discusses how long-term, large-scale tracking data can shed light on the unexpected ways animals are responding to changes in the Arctic.

Almost 60 percent of people in a new study on attitudes in the US felt comfortable using animals to grow human organs from induced pluripotent stem cells.

Many researchers have stopped breeding mice, reduced the size of colonies, and established contingency plans in case animal care staff get sick.

The inspection reports that had been removed a few years ago due to privacy concerns have resurfaced, pleasing animal rights advocates.

Current bills in Congress would apply similar provisions to all federal agencies.

Video taken at the Laboratory of Pharmacology and Toxicology contract testing facility appears to show mistreatment of monkeys, dogs, and cats.

The birds also decrease their heart rate and chill their blood to maintain flight in hypoxic conditions.

Many preclinical studies carried out in vivo are poorly designed and generate irreproducible data, but efforts to address the problem are on the rise.

A newfound family of metabolites emits green light in response to the blue light of the deep ocean, causing certain sharks to glow.

External satellite transmitters fitted to the animals’ heads track their movements and habitat use.

Some researchers and animal rights groups are amplifying their opposition to an assay that measures how long a rodent tries to stay afloat.

Staff at the UK’s Harwell Institute were notified that a strategy board recommended halting its academic work, but a final decision is months away.

Research organizations should start sharing with the public information, stories, photos, and videos on how animals are cared for and used in science.

Some researchers say the abrupt end of the program will hobble the fight against a common parasite.

After the release of an undercover investigation, Corteva Agrisciences announces it will release 36 beagles for rehoming.