内容摘要：In contrast, small sloths in the trees managed to cling on to survival.

In contrast, small sloths in the trees managed to cling on to survival.

and raids on the continent.And at the recent UK-EU summit both sides

to work together on finding solutions to tackle illegal immigration.This includes people who arrive on small boats, or hidden in lorries, and people who remain in the UK after their legal visa expires.The vast majority of UK immigration is legal - this includes people who have been granted permission to come to work, study, claim asylum or for other authorised purposes.

Over the past 12 months about 44,000 people entered the UK illegally - about 5% of the nearly one million people who immigrated to the UK between April 2024 and March 2025.The government has also promised "

".

This refers to the backlog of claims by asylum seekers who are waiting to hear whether they will be granted refugee status and be allowed to remain in the UK.The scientific study took place in the summer of 2023, when temperatures shot up in the oceans, leading to large swathes of coral turning white.

The scientists took multiple measurements of individual clownfish coping with the heat.They found the tiny fish didn't just lose weight but got shorter by several millimetres. And it wasn't a one-off - 75% of fish shrunk at least once during the heatwave.

Dr Rueger explained: "It's not just them going on a diet and losing lots of weight, but they're actively changing their size and making themselves into a smaller individual that needs less food and is more efficient with oxygen."The fish may be absorbing fat and bone, as has been seen in other animals, such as marine iguanas, although this needs to be confirmed through laboratory studies.