Britain at Low Tide (C4, 8pm)

Natural History Museum paleontologist Tori Herridge returns with the maritime documentary, which makes use of state-of-the-art technology to explore Britain’s coastline for signs of the nation’s seafaring history. This time, she begins in East Sussex, where she explores the wreck of a ship that sank with its cargo in the 1740s. She also discovers a prehistoric well shaft on the foreshore that would have been much further inland 2000 years ago.

David Attenborough’s Natural Curiosities (BBC2, 8pm)

In Animal Frankensteins, the naturalist looks at two hybrids that owe their existence to human interference. Global warming has increased overlap in the habitats of polar bears and grizzlies in Canada, resulting in the pizzly bear. Meanwhile, the Africanised honey bee or “killer bee” came into existence due to the transfer of African species to South America. Although reports have suggested they are larger than regular honeybees and have lethal venom, killer bees are actually smaller and less aggressive.

Imagine – Mel Brooks: Unwrapped (BBC2, 9.45pm)

One of his most famous movies may be about a scheme to get rich by deliberately staging a Broadway flop, but comedy legend Mel Brooks knows about scoring a hit. Following the success of the stage version of The Producers, another musical take on one of his classics, Young Frankenstein, is playing in the West End. Here, Alan Yentob calls on the now 91-year-old Brooks to learn more about his incredible career via interviews and a wealth of archive footage. The documentary is followed by a chance to see Young Frankenstein and the original version of The Producers.