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‘Celestial snapshot’ helps dung beetles navigate
Dung beetle
Like many insects, dung beetles rely exclusively on celestial clues to maintain their orientation.

Action takes place when the insect dances on top of its ball

Dung beetles take a “celestial snapshot” of the sun, moon and stars and use that image to navigate, according to new research.

Like many insects, dung beetles rely exclusively on celestial clues to maintain their orientation. However, the mechanism that allows them to use these clues for navigation is unknown.

Previous studies suggests that insects rely on intuition to predict the natural geographical relationship between celestial clues.

But now a new study, published in the journal Current Biology, shows that dung beetles do not rely on this. Instead, they appear to take a mental “snapshot” of the celestial scene, ‘even if that scene represents a physical impossibility for the real sky'.

The researchers also found that the beetles are able to maintain their bearing with respect to the celestial clues, only if they are visible when the snapshot is taken. This celestial snapshot takes place when the beetle performs a dance on top of its ball of dung to rotate its vertical axis.

Researchers say that this strategy for reading celestial signals is a ‘simple but efficient mechanism for straight-line orientation’.

Speaking to BBC News, lead researcher Dr El Jundi from Lund University said:  "In that situation they scan the sky and take a mental image of what the sky looks like and when they start rolling they try to match the actual visual scenery of the sky with the mental image they have stored before. And that brings them away in a straight line.”

Dr Jundi adds that their findings could help in the human development of driverless vehicles.

"Based on these results you could create robots or algorithms that could be incorporated into autonomous vehicles that could navigate without cues that humans input into the system," he said. 

 

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Applications open for MMI research grants

News Story 1
 RCVS' Mind Matters Initiative (MMI) has launched round two of its veterinary mental health research grants.

Researchers have until 11.59pm on Wednesday, 28 May 2025 to apply for a grant for research which reflects MMI's 2025 focus areas.

Only one Impact Grant was awarded last year, and so this year there are two Discovery Grants and one Impact Grants available. Each Discovery Grant is worth £5,000 and the Impact Grant is worth £15,000.

For more information or to apply, email researchgrants@rcvs.org.uk to contact the MMI team.

 

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News Shorts
BBC Radio 4 documentary addresses corporate fees

BBC Radio 4's File on 4 Investigates has released a documentary exploring how corporate-owned veterinary practices may be inflating bills to increase profit.

Released on 15 April, 'What's Happening To Your Vet Bills?' revealed the policies which many corporate groups have in place to increase their profits. This included targets and upgrades which veterinary teams are tasked with meeting on a regular basis.

It also features Anrich Vets, an independently-owned practice based in Wigan. Following the case of Staffordshire terrier Benjy, who is diagnosed with a tumour, the documentary shares how the team were able to offer contextualised care and advice to make the procedure as affordable as possible for his owners.

The documentary can be heard on demand on BBC iPlayer.