article_snippet: Farm animals out in the fields might stop grazing and move to a more sheltered place as Farm animals out in the fields do at night,' MailOnline said, before adding that because all animals have 24 hour body clocks, all animals know it is not night time but that something unusual is going on,’ MailOnline added.
article_snippet: They'll notice it will get dark,' Professor Broom said before adding: 'Although night happens every day, you don't have a substantial change in light intensity in the morning, so it's a bit disturbing for They.'
article_snippet: Charlotte Vermeulen, a biologist at Chester Zoo in Amsterdam told Nasa that animals tend to act strangely when the sky turns dark, because animals are disorientated by the sudden appearance of ‘night-time’.
article_snippet: Charlotte Vermeulen, a biologist at the Artis Zoo in Amsterdam told Nasa that animals tend to act strangely when the sky turns dark, because animals are disorientated by the sudden appearance of ‘night time’.
article_snippet: She said: 'Diurnal animals - those that are awake during the day - do what they usually do at night: sleep!
article_snippet: Dragonflies hide under a leaf, ants return to Dragonflies nest, sheep walk back to Dragonflies sleeping place, cattle egrets (heron-like birds) return to cattle egrets (heron-like birds) nocturnal roost, diurnal grasshoppers chirp more slowly and then stop.
article_snippet: ‘Nocturnal animals become active: owls hoot, bats fly, blackbirds sing like Nocturnal animals do in the early morning, cocks crow, nocturnal grasshoppers start chirping, and so on.
article_snippet: do in the early morning, cocks crow, nocturnal grasshoppers start chirping, and so on,’ one expert said .