The Forest at Night: A Guide to the Mysterious World After Dark

The life of the forest at night is one of the least known chapters of nature. While the forest seems quiet and empty by day, after dark a whole mysterious world wakes up – tawny owls search for mice, badgers set out after earthworms, bats hunt insects using ultrasound and hedgehogs rummage through the leaf litter. This guide introduces you to the night-time animals of Czech forests, and an interactive quiz will test how well you know them.

🌙 Quiz: Can you recognise the night animals of the forest?

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A guide to the night-time animals of Czech forests

Who is hiding in the shadows of the trees after dark? Let's meet seven of the most charismatic night-time inhabitants of our forests – from powerful birds of prey and quiet mammals to inconspicuous but immensely important insects.

Tawny owl (Strix aluco)

Tawny owl – Strix aluco (portrait of a night owl)
© Wikimedia Commons contributors, CC BY-SA 4.0

The tawny owl is the most widespread owl in Czech forests. It lives in deciduous and mixed woodland from the lowlands up to the foothills of the Šumava and the Krkonoše, and it can hunt in almost total darkness – relying on its hearing. Its asymmetrically placed ears pick up even the faintest rustle of a mouse in the leaves.

The tawny owl's call – a deep "hoo-hoo-hooo" – is one of the most iconic sounds of the forest at night. The male calls to claim his territory from autumn into spring, and the female answers with a sharper "ke-wick". The tawny owl does not build a nest of its own, but occupies hollows in old trees or abandoned nests of buzzards and crows.

As a top predator in its small food web, the tawny owl plays a key role in keeping rodent populations in check. Its pellets help reveal what it has eaten – compressed fur, bones and feathers that the owl regurgitates. Finding pellets under old oaks or beeches is a reliable sign of a tawny owl.

How to recognise it: a round head without ear tufts, mottled brown plumage, distinct dark edging to the face. Wingspan 81–96 cm. Unlike the Eurasian eagle-owl, it has no prominent feather "ears". Active only at night – by day it sits motionless in the crown of a tree.

Greater mouse-eared bat (Myotis myotis)

Bat – Myotis (portrait, wing membrane)
© Gilles San Martin, CC BY-SA 2.0

The greater mouse-eared bat is one of the largest bats in Central Europe – its wingspan can reach 43 cm. In Czech forests it hunts mainly close to the ground, where it picks up large insects and centipedes directly from the soil surface. To hunt, it uses echolocation: it sends out ultrasonic pulses and builds a precise 3D picture of its surroundings from their echoes.

By day the greater mouse-eared bat hides in tree hollows, in the attics of buildings or in caves. It hibernates underground – hundreds of individuals are counted every year in the natural caves of the Moravian Karst or in the cellars of Kokořín Castle. All bat species are protected by law in the Czech Republic.

Important: never pick up a bat you find with your bare hands. Even though bats are not aggressive, they can carry viruses. Contact a wildlife rescue centre.

European badger (Meles meles)

European badger – Meles meles (characteristic striped head)
© Wikimedia Commons contributors, CC BY-SA 3.0

The European badger is the largest member of the weasel family living in the Czech Republic. Its burrow – the sett – is an architectural gem: a system of tunnels and chambers reaching depths of more than 5 metres, which can have dozens of entrances. Setts are used by generations of badgers for decades, and badgers regularly clean them and carry out old bedding.

The badger makes up for its poor eyesight at night with an exceptionally well-developed sense of smell – it can sniff out an earthworm deep in the soil. It eats everything: earthworms, insects, rodents, fruit, mushrooms, cereals and carrion. Before winter it puts on a lot of weight, but unlike the ground squirrel it does not truly hibernate – it simply moves around very little during the cold months.

A fascinating detail is how clean it is. The badger digs separate "latrine pits" well away from its sett and regularly refreshes its bedding. Among the wooden puzzles from AMADEA you will also find woodland animal motifs that children can put together while they learn.

How to recognise it: a heavy body (7–17 kg), short strong legs with claws, the typical white head with black stripes across the eyes. Sett entrances have a characteristic oval shape with heaps of excavated soil in front of them.

Western hedgehog (Erinaceus europaeus)

Western hedgehog – Erinaceus europaeus (spines and face)
© Wikimedia Commons contributors, CC BY-SA 4.0

The hedgehog belongs to one of the oldest mammal lineages in Europe – its ancestors walked the earth in practically the same form 15 million years ago. Each of its 5,000–7,000 stiff, hollow spines is in fact a modified hair filled with air. In a single night, a hedgehog can walk as far as 3 km in search of food in the forests of the Elbe lowlands or the wooded parks of Prague.

The hedgehog is not just cute – it is a skilled predator. It hunts earthworms, slugs, beetles, mice and occasionally even small snakes. Its resistance to adder venom is remarkable: a dose of venom that would harm a human has little effect on a hedgehog. It spends its winter hibernation buried in a pile of leaves, which is exactly why garden heaps of brushwood and leaves are so valuable for nature.

Roe deer (Capreolus capreolus) – grazing at night

Roe deer – Capreolus capreolus (buck with antlers)
© Mariusz Matuszewski, CC BY-SA 3.0

The roe deer is active during the day too, but it moves most intensively at dusk and at night. At night roe deer move without fear onto forest clearings, meadows or the edges of farmland, where they can graze in relative safety in the twilight of the Bohemian-Moravian Highlands or South Bohemia. Their eyes have an exceptionally high ratio of rods (photoreceptors for low light) to cones.

The roe deer is a "browser" – it picks out individual morsels rather than grazing on grass. It prefers the leaves of shrubs, shoots, fruits and forest herbs. In winter, buds and twigs become a key source of food, and in spring bucks leave clear marks on young trees when they rub their antlers. If you see a trampled path in the morning dew on the grass in the forest, you know where an animal walked during the night.

How to recognise it at night: its reflective eyes glow when lit by a torch. The white rump patch is visible even in deep twilight. Males carry small antlers from spring to autumn.

Fire-bellied toad (Bombina bombina)

Fire-bellied toad – Bombina bombina (warning colours on the belly)
© Wikimedia Commons contributors, CC BY-SA 3.0

A summer night in the flooded floodplain forests of south-eastern Moravia is simply not complete without fire-bellied toads. Their rhythmic "oonk-oonk-oonk" can be heard from April to July and may continue for hours after dark. The fire-bellied toad is an endangered species – it is protected by European legislation and depends on warm lowland waters with rich vegetation.

Warning colours: the toad's upper side is an inconspicuous brown that blends in with the mud, but when threatened it arches its body and reveals a fiery red-orange belly. This reflex – known as the "unken reflex" – warns predators that its skin is poisonous.

Death's-head hawkmoth (Acherontia atropos)

Death's-head hawkmoth – Acherontia atropos (skull pattern on the thorax)
© Didier Descouens, CC BY-SA 4.0

The largest moth of the Czech fauna is a remarkable traveller – every summer it migrates from Africa across the Mediterranean to the forests of Central Europe, where it flies at night around lime trees, potato fields and tobacco. The skull-like pattern on its thorax gave it its name and immortality in literature and horror films.

The death's-head hawkmoth is one of the few moths that can make a sound – when disturbed it squeaks by forcing air through its mouthparts. This ability is also linked to mimicry: it is said to imitate the sound of a queen bee, infiltrate the hive and steal honey. Its caterpillars live on deadly nightshade and other nightshade plants, which contain toxic alkaloids.

For lovers of night-time nature motifs, wooden decorations from AMADEA are a great choice – butterflies, owls and forest motifs all feature in our collection of handmade products made from native woods.

How to recognise it: wingspan 90–130 mm. A thorax with a skull pattern, yellow-orange hindwings with dark bands. It arrives between June and October, most commonly in the Moravian-Slovak border region.

The most common mix-ups and myths about night-time animals

Tawny owl ≠ Eurasian eagle-owl: the eagle-owl is much larger (wingspan up to 188 cm vs. 96 cm for the tawny owl) and has striking orange eyes and feather "ear tufts". The eagle-owl is rare in the Czech Republic, the tawny owl common. The eagle-owl's call is a deeper "boo-ho", without the tawny owl's trills.
Bat ≠ bird: a bat is a mammal – warm-blooded, it gives birth to live young and suckles them. Its flight membrane is thin skin stretched between elongated fingers. At dusk it outdoes most birds in speed and manoeuvrability.
Hedgehog ≠ a tick carrier "for people": the hedgehog does host ticks, but a tick has to move to a person on its own. Contact with a hedgehog does not raise the risk of picking up ticks more than spending time in long grass. On the contrary, the hedgehog is a gardener's ally.

Overview: night-time animals of Czech forests

Species Group Activity Habitat Identifying feature
Tawny owlBird (owl)All nightDeciduous and mixed forestsRound head, brown plumage, "hoo" call
Greater mouse-eared batMammalDusk and nightForests, caves, buildingsLarge ears, flight membrane, echolocation
European badgerMammalNightForests with loamy-sandy soilStripes across the eyes, strong claws, sett
Western hedgehogMammalNight, duskForest edges, gardensSpines, brown belly, round shape
Roe deerMammal (even-toed ungulate)Dusk, night, dawnForests, meadows, fieldsWhite rump patch, antlers on the male
Fire-bellied toadAmphibianNight (spring–summer season)Lowland waters, floodplain forestsRed belly, "oonk" call
Death's-head hawkmothInsect (moth)NightForests, gardens, fields (warm areas)Skull on the thorax, squeaking, large moth

Frequently asked questions about the forest at night

Which night-time animals are most common in Czech forests?

The most common nocturnal animals in Czech forests are the tawny owl, the western hedgehog, the European badger, various species of bats and the red fox. There is also a rich world of night-flying insects – moths, cockchafers and glow-worms.

Why are some animals active only at night?

Being active at night is an advantageous evolutionary strategy – animals avoid daytime predators, lose less water in dry conditions and can use specific food sources available at night. Darkness also gives them better cover from danger.

How can I tell who was in the forest at night without seeing them?

Tracks, droppings, gnawed cones, disturbed leaf litter – these are all signs of night-time activity. Badgers leave characteristic diggings, foxes leave remains of food and tawny owls leave pellets. Roe deer leave trampled paths in the dewy grass.

Is it safe to go into the forest at night?

A night walk in the forest is safe if you follow basic rules: take a torch, wear suitable footwear and let someone close to you know your route. No animal living in the Czech Republic actively attacks people in the forest. The biggest risks are getting lost and falling, not wildlife.

Where can I find wooden decorations with night-animal motifs?

At AMADEA you will find handmade wooden decorations featuring owls, hedgehogs, deer and the whole forest. We offer candle holders and lanterns made from native woods – an ideal gift for every nature lover.

🌳 Looking for a gift made of natural wood? At AMADEA you will find handmade products made of wood from Czech forests – from decorations to kitchenware.

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Author: Martin Portych – specialist in wooden products, gift advice and shop content

Editorial policy: Our content is based on the day-to-day practice of the AMADEA shop, the real needs of our customers and a commitment to clear, useful and trustworthy information.

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