What animal blows raspberries in the night?

Tonight I went for a walk with the Herts & Middlesex Wildlife Trust in Harpendon Common. It wasn’t a long walk, but we weren’t there to get the miles in, we were there to find bats! Bats are not the winged-terrors that Halloween would suggest. Vampire bats do exist in the Americas, not the UK or Transylvania, … More What animal blows raspberries in the night?