Kerstin Hinze / White-tailed Sea Eagle (Haliaeetus albicilla) flying about to catch a fish, Feldberger Seenlandschaft, Mecklenburg-Vorpommern, Germany

Kerstin Hinze / Male Moor frogs (Rana arvalis) around female, males are blue during spring in the mating season, near Waren an der Mueritz, Mecklenburg-Vorpommern, Germany

Kerstin Hinze / Male Moor Frog (Rana arvalis), males are blue during the spring in the mating season, Mecklenburg-Vorpommern, Germany

Ingo Arndt / European Beech (Fagus sylvatica) trees deformed by strong winds and harsh weather conditions, Nienhagen, Mecklenburg-Vorpommern, Germany

Nick Upton / Flock of Barnacle geese (Branta leucopsis) and Eider ducks (Somateria mollissima) passing yacht during migration west over the Baltic Sea, Cap Arkona, Rugen Island, Mecklenburg-Vorpommern, Germany, Oc...