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Toad Photo: Ilkka Heinonen

Frogs

There are three species of frogs in Finland: the brown frog, the cloaked frog and the toad. The best way to tell the species apart is in the spring, when the males that have woken up from winter hibernation attract the females to the spawning grounds by grunting.

  • A frog's vocalization is a steady, continuous croak: grouuk, grouuk, grouuk...
  • The cloaked frog's vocalization is a gurgling sound similar to the sound of a sinking bottle voup, voup, voup...
  • The vocalization of the toad is a series of different gurgles quark… quark…. quark….

The cape frog's habitats are various small bodies of water, such as ponds and the land areas close to them. The cloaked frog looks a lot like a tawny frog. The cloaked frog often differs from the brown frog by its sharper snout, smaller size and uniform belly coloration. Sure signs are a large and hard metatarsal tubercle at the base of the inner toe of the hind limb and a gurgling sound. During breeding season, the cape frog is most active at night, but can often be heard during the day as well.

The cape frog is sedated like a frog. In addition, the cape frog belongs to the species of the EU Habitats Directive, whose breeding and resting places are prohibited from being destroyed or degraded.

Frogs reproduce in water. Eggs protected by jelly give birth to larvae that swim with the help of their tails, or "knifeheads". The transformation into an adult takes 2-3 months, but only about 4% of the eggs develop into adults.

A series of cartoons about the metamorphosis of a frog.
A series of pictures of a frog's metamorphosis.