Video shared on social media showed the hippo named Timothy being fed a whole watermelon by a caretaker and smashing it to pieces with one powerful bite.
After a successful performance Timothy shared the treat with his grandmother, Uma.
"What better way to kick off summer than a good old fashioned hippo watermelon smash?!", San Antonio Zoo said in a description associated with the video.
Many shoppers have been left outraged after spotting M&S charging 'ridiculous amount' for a sandwich
David Jason and Nicholas Lyndhurst will forever be remembered for their roles as Del Boy and Rodney Trotter in Only Fools and Horses, but the pair's relationship off-screen has been far from perfect.
Maxine Longmuir, 69, was thrilled when she won a £2,500 holiday to Portugal on the ITV quiz show, but claims she was left devastated when she was told she was unable to rebook it
An expert guide to the Prone Bone sex position, including what it is, how to do it, and the benefits
The residents in question have been contacted
The Queen might have dined on some of the finest food in the world - but she was still partial to the occasional takeaway, and would send a footman to collect it
A driver who had been parking in a neighbour's space for three years was left fuming after his car was towed away - and the whole thing was caught on camera.
Police have visited a family at the centre of a dine-and-dash scandal, a restaurant owner allegedly targeted in the string of incidents has claimed.
A Place in the Sun host Craig Rowe said he was "hugely disappointed"
Prince Harry was left upset by his father's decision to evict him and Meghan from Frogmore Cottage as they were under the impression that the property would always be available to them, according to a royal expert.
Kelly Allen, 45, cannot face returning to her work and the £350 statutory sick pay she is receiving each month is not enough to cover her bills
The King has granted new honours to Queen Camilla, the Prince and Princess of Wales, and the Duchess of Gloucester - find out more
It is illegal in the UK to get behind the wheel of vehicle without a valid photocard licence
Here's how Prince William and Princess Kate strayed from established tradition on the eve of Prince Louis' 6th birthday
Rishi Sunak's plan to send some asylum seekers to Rwanda has passed through Parliament, but what do you think of it?
Inflation in Iran makes Britain’s cost of living crisis look like a picnic.
It is going to feel a lot different to the balmy weather we had last weekend
Destinty has been living in a bus shelter with her boyfriend and mum for seven months
Britain's Got Talent judge Amanda Holden isn't afraid to show off her enviable figure, and she recently did just that in an array of skimpy bikinis aboard a yacht
Harper Beckham stunned this weekend as she celebrated her Spice Girl mum Victoria's 50th birthday, looking all grown up as she donned a satin gown for the occasion
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