Sloth mystery solved: How moths and algae shape this unusual creature's toilet habits

Why sloths descend from the safety of the trees once a week to go to the toilet has baffled scientists - but one specialist thinks he has the answer

Close-up image of a conker and single horse chestnut leaf, which is showing signs of leaf miner damage (Getty Creative)

UK conker trees under threat from alien invading moths as scientists say Britain’s wasps are losing the insect war

Experts say there simply aren’t enough wasps to keep the horse chestnut-munching moths at bay

The chalkhill blue butterfly population has exploded on many of Britain's downs in July

A good year for nature in Britain, despite the cold: After frostiest March for 50 years, summer gave rise to an explosion in wildlife

'We had a wonderful July,' says National Trust specialist. 'The way nature fought back was miraculous; it went into overdrive'

A Crimson Speckled moth

On a wing and a heatwave: Exotic butterflies and moths from the continent colonising UK

Exotic butterflies and moths from the Continent have begun to colonise Britain following the hot summer, the Butterfly Conservation charity reports.

Kingsway Dalston

Mown down: The wildlife toll on UK's roadsides

Our obsession with neatness is harming plants, bees and butterflies

10% of British wildlife at risk of extinction as species show massive decline

Comprehensive study reveals hedgehogs, turtle doves and red squirrels among species seeing biggest falls

Paperback review: The Art of Leaving, By Anna Stothard

Eva Elliott no sooner starts a relationship than she is wondering how to get out of it, and worries that there is something odd about her tendency "to think so often about endings". That's until she meets the dashing barrister Luke, who would seem to offer her lasting happiness. But when an old friend of his, the glamorous Grace, arrives on the scene, Eva feels threatened – and her feet begin to itch once more.

Liber Nauticus is 7-2 for the Oaks despite a laboured win at York

Nauticus finds it far from plain sailing in Investec Oaks trial

If this was supposed to be the preliminary sketch for an Epsom masterpiece, then for now Liber Nauticus remains closer to an oil tanker than a dashing ocean clipper. Nonetheless she finds herself disputing favouritism for the Investec Oaks, bookmakers having taken an indulgent view of the heavy weather she made of her trial here.

Review: Asunder, By Chloe Aridjis (Chatto & Windus)

Cracks appear down at the gallery

The greater wax moth can hear sounds that are 100 times higher than the highest human voice

The moth that made mobile phone companies sit up and listen: Insect with sharpest hearing in the world could revolutionise technology

Greater wax moth is capable of hearing sounds 100 times higher than the whiniest human voice

Monarch butterflies are also believed to use landmarks and scent to find their way while migrating

Mapless monarch butterflies migrate using 'internal compass'

The North American monarch butterfly’s amazing migration, travelling thousands of miles each year from its wintering grounds in Mexico to as far north as the Great Lakes of Canada and back, is done without any internal maps, a study has found.

The Google doodle marks the 366th birthday of Maria Sibylla Merians

Google doodle celebrates life of artist and naturalist Maria Sibylla Merian

The 366th anniversary of the birth of German artist and naturalist Maria Sibylla Merian is celebrated in Google’s latest doodle.

This exotic spider was found in a household fridge in Glenrothes, Scotland

Exotic spider which may have travelled from India found in a fridge in Scotland

It has since been identified as from the wolf spider family

The Monarch butterfly

On a wing and without a prayer – the decline of the monarch butterfly

Out of America: More GM crops mean more herbicides – which destroy the food the insects need for their epic migration

Review: The Red Moth, By Sam Eastland

The saviour of the art of war

Voices
A Russian hunter at the Medved bear-hunting lodge in Siberia
Save the tigerWildlife charities turn to those who kill animals to help save them
News
Davis says: 'My career has been about filling a niche - there were fewer short actors and fewer roles – but now I'm being offered all kinds of things'
PeopleWarwick Davis on Ricky Gervais, Harry Potter and his perfect role
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Sport
Frank Lampard will pass Billy Wright and equal Bobby Charton’s caps tally of 106 caps against
sportFormer Chelsea midfielder in Etihad stopgap before New York contract
Arts and Entertainment
The first film introduced Daniel Radcliffe to our screens, pictured here as he prepares to board the train to Hogwarts for the first time.
booksHow reading Harry Potter helps children grow up to be gay-friendly
Arts and Entertainment
A scene from Aladdin is performed at the Tony Awards in New York in June
theatreBrit producer Lythgoe makes kids' musical comedy a Los Angeles hit
Sport
Usain Bolt of Jamaica smiles and shakes hands with a competitor after Jamaica won their first heat in the men's 4x100m relay
sport
News
Chancellor George Osborne, along with the Prime Minister, have been 'complacently claiming the economy is now fixed', according to shadow Chancellor Ed Balls
i100... which is awkward, because he is their boss, after all
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A small bag of the drug Ecstasy
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Floral-print swim shorts, £26, by Topman, topman.com; sunglasses, £215, by Paul Smith, mpaulsmith.co.uk
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Day In a Page

Burgundy, the River Rhone & Provence – MS Swiss Corona - seven nights from £999pp
Lake Maggiore, Orta and the Matterhorn – seven nights from £899pp
Sicily – seven nights from £939pp
Pompeii, Capri and the Bay of Naples - seven nights from £799pp
Istanbul Ephesus & Troy – six nights from £859pp
Mary Rose – two nights from £319pp
Save the Tiger: Meet the hunters tasked with protecting Russia's rare Amur tiger

Hunters protect Russia's rare Amur tiger

In an unusual move, wildlife charities have enlisted those who kill animals to help save them. Oliver Poole travels to Siberia to investigate
Transfers: How has your club fared in summer sales?

How has your club fared in summer sales?

Who have bagged the bargain buys and who have landed the giant turkeys
Warwick Davis: The British actor on Ricky Gervais, how the Harry Potter set became his office, and why he'd like to play a spy

'I'm a realist; I know how hard this business is'

Warwick Davis on Ricky Gervais, Harry Potter and his perfect role
The best swim shorts for men: Bag yourself the perfect pair and make a splash this summer

The best swim shorts for men

Bag yourself the perfect pair and make a splash this summer
Has Ukip’s Glastonbury branch really been possessed by the devil?

Has Ukip’s Glastonbury branch really been possessed by the devil?

Meet the couple blamed for bringing Lucifer into local politics
Dress the Gaza situation up all you like, but the truth hurts

Robert Fisk on Gaza conflict

Dress the situation up all you like, but the truth hurts
Save the tiger: Tiger, tiger burning less brightly as numbers plummet

Tiger, tiger burning less brightly

When William Blake wrote his famous poem there were probably more than 100,000 tigers in the wild. These days they probably number around 3,200
5 News's Andy Bell retraces his grandfather's steps on the First World War battlefields

In grandfather's footsteps

5 News's political editor Andy Bell only knows his grandfather from the compelling diary he kept during WWI. But when he returned to the killing fields where Edwin Vaughan suffered so much, his ancestor came to life
Lifestyle guru Martha Stewart reveals she has flying robot ... to take photos of her farm

Martha Stewart has flying robot

The lifestyle guru used the drone to get a bird's eye view her 153-acre farm in Bedford, New York
Former Labour minister Meg Hillier has demanded 'pootling lanes' for women cyclists

Do women cyclists need 'pootling lanes'?

Simon Usborne (who's more of a hurtler) explains why winning the space race is key to happy riding
A tale of two presidents: George W Bush downs his paintbrush to pen father’s life story

A tale of two presidents

George W Bush downs his paintbrush to pen father’s life story
Restaurateur Mitch Tonks has given the Great Western Pullman dining car a makeover

The dining car makes a comeback

Restaurateur Mitch Tonks has given the Great Western Pullman dining car a makeover
Gallery rage: How are institutions tackling the discomfort of overcrowding this summer?

Gallery rage

How are institutions tackling the discomfort of overcrowding this summer?
Louis van Gaal has £500,000 video surveillance system installed to monitor Manchester United players

Eye on the prize

Louis van Gaal has £500,000 video surveillance system installed to monitor Manchester United players
Women's rugby: Tamara Taylor adds fuel to the ire in quest to land World Cup

Women's rugby

Tamara Taylor adds fuel to the ire in quest to land World Cup