what animals prey on them?
European Eagle Owl and Badgers
Hedgehog
Hedgehog bones have been found in the pellets of the European eagle owl.

In Britain, the main predator is the badger. European hedgehog populations in the United Kingdom are lower in areas where badgers are numerous, and British hedgehog rescue societies will not release hedgehogs into known badger territories. Badgers also compete with hedgehogs for food.
mammals are the only group of animals to demonstrate significant protection of their young UNANSWERABLE what is this particular group of animals? The Belon the placental group. do they have hairs on their body? Yes. The earliest evidence suggesting this is from 164 Million Years ago can you name a few examples of this group of animals? Rodents, Bats, Hedgehogs, Monkeys & Humans among many others what is the third one? A hedgehog is any of the spiny mammals Their spiny protection resembles that of the unrelated porcupines, which are rodents, and echidnas, a type of monotreme. what do they eat? Insects, snails, frogs mushrooms and more what diseases are they vulnerable to? Cancer, fatty liver disease and cardiovascular disease. Cancer being the most common.
wiki:11628401
Hedgehog [SEP] Predators
Hedgehog bones have been found in the pellets of the European eagle owl. In Britain, the main predator is the badger. European hedgehog populations in the United Kingdom are lower in areas where badgers are numerous, and British hedgehog rescue societies will not release hedgehogs into known badger territories. Badgers also compete with hedgehogs for food.