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Citizen scientists asked to help find birds lost to science
The Santa Marta sabrewing is among the species that has been rediscovered after the original list was produced.
Some species have not been recorded for more than 150 years.

Birdwatchers and citizen scientists around the world are being asked to help find 126 bird species that are considered lost to science.

Some of the species have not been recorded for just over ten years. Others, such as the Jamaican pauraque, coppery thorntail, and New Caledonian lorikeet, have not been seen for more than 150 years.

The quest to find the 126 species is being led by the Search for Lost Birds project, a collaboration between American Bird Conservancy (ABC), Re:wild and BirdLife International.

To qualify for a place on its list of lost birds, a species must not have been recorded for more than 10 years. Birds that are assessed as being extinct are not included in the project.

It is believed some of the birds are lost because their habitats are in remote areas that are rarely visited by researchers and birdwatchers. Most of the species live in the tropics, often in places like small islands and mountainous regions. Oceania has the highest number of lost birds, followed by Africa and Asia.

Sixty-two per cent of the birds are threatened with extinction, and some of the species may have become extinct. Anyone who takes a photo, video, or sound recording of one of the birds on the list can contact the project and the list will be updated.

The list of missing birds is based on a study published this week in the journal Frontiers in Ecology and the Environment. The researchers analysed over 42 million photos, videos and audio recordings collected by citizen science platforms, as well as information from other sources including museum collections, local experts, and research papers.

The study identified 144 birds that had not been recorded in the previous ten years. However, in the two years since the analysis was carried out, 14 of the species have been recorded, two species were subject to taxonomic clarification, and two have populations in human care. This has brought the total to 126.

John C. Mittermeier, the director of the Search for Lost Birds at ABC, said: “While some of the species on the list will be incredibly challenging or maybe even impossible to find, others might reveal themselves relatively quickly if people get to the right places.

“Regardless of the situation, working closely with local people and citizen scientists is the best way to find lost birds and begin conservation efforts to ensure that these species don't become lost again.”

The full list of species is available on the Search for Lost Birds website.

Image © Shutterstock

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Practices urged to audit neutering data

News Story 1
 RCVS Knowledge has called on vet practices to audit their post-operative neutering outcomes.

It follows the release of the 2024 NASAN benchmarking report, which collates data from neutering procedures performed on dogs, cats and rabbits.

The benchmarking report enables practices in the UK and Ireland to compare their post-operative outcomes to the national average. This includes the rate of patients lost to follow-up, which in 2024 increased to 23 per cent.

Anyone from the practice can submit the data using a free template. The deadline for next report is February 2026.

Visit the RCVS Knowledge website to complete an audit. 

Click here for more...
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RCVS pays tribute to well-loved equine vet

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Linda Belton MRCVS, RCVS President, said: "I, along with my colleagues on the RESC, RCVS Council, RCVS Standards Committee, as well as RCVS staff, was very saddened to hear of the sudden death of Rebecca, or Becca as we knew her, last week.

"She was a true advocate for equine welfare and in her many years on the RESC worked to continually improve the quality and consistency of riding establishment inspections, all in the interests of enhanced horse welfare and rider safety."