All 2,500 animals at Whipsnade Zoo in Bedfordshire are being weighed and measured as part of an annual survey.
One of the keepers, Darren Fellows, told ITV News Anglia that they have special scales to weigh the elephants and because the animals response to commands, the task of weighing them is not too difficult.
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Ukip has responded to the resignation of its only MP, Douglas Carswell, by suggesting he quit before he was kicked out.
A mostly warm afternoon but a fresh easterly breeze will bring a noticeably cooler feel along eastern coasts. Highs of 15 deg C (59 deg F).
ITV News Anglia's Political Correspondent Emma Hutchinson asks what next for UKIP after Douglas Carswell quits the party?