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21 films
The ice pack reaches a maximum cover of 14 million square kilometers by the end of winter, crucial for polar bears hunting seals beneath the surface.
A female Emperor moth lays her eggs within hours of mating, ensuring the survival of her caterpillars on specific host plants.
An adult killer whale can burn 200,000 calories a day while hunting along the 73 miles of coastline in Olympic National Park.
A common brimstone caterpillar can increase its weight 2,000-fold over the course of a month while feeding on its host plant's leaves.
Around 20 female rock hyraxes and their clan chief live in a rocky cliff colony along South Africa's rugged coastline.
Roughly 8 million rats inhabit Berlin, creating a virtual paradise for urban foxes that adapt to city life and thrive in the government district.
Giju, a female moose, may deliver and raise more than 15 calves over her lifetime while facing the challenges of seasonal changes in the wild.
Around 25 million square kilometers of sea ice will gradually disappear during the summer thaw, revealing islands that support diverse Arctic wildlife.
Ancient mountains, dense forests, and winding rivers in the Iberian Peninsula provide a habitat for remarkable wildlife, including Iberian lynx, brown bears, and golden eagles.
Half of sea lion pups do not survive to adulthood as they face dangers from larger males and the challenges of their environment.
A mother fox gives birth to six cubs, each weighing no more than 100 grams, in the Vienna Woods of Austria.
In the Iberian Peninsula, red deer engage in intense battles during the annual rut, where only the strongest males secure breeding rights.
A male Wilson's bird of paradise meticulously cleans his display area, hoping to attract a female in a fierce competition for mating.
A young male steenbok roams the open plains of Juma during a live broadcast of an African safari, engaging with the surrounding wildlife.
Females lay up to 7,000 eggs in the ponds of Picos de Europa National Park during the mating season from March to April.
Secretary birds lay no more than three eggs, and if all survive, they will form a large family in the Shaba Reserve of northern Kenya.
A bear is dethroned in a fierce fight for dominance during mating season in the swamp, allowing an opportunistic she-wolf to scavenge for food.
Temperatures drop to minus 70 degrees Celsius as male emperor penguins incubate their eggs for two months in the harsh Antarctic environment.
About 750 kilograms of vicuna wool will be collected this year at Kalakala, where strict rules govern the shearing and conservation of these animals.
Germany's rivers and lakes cover around 82,000 square kilometers, providing habitat for diverse species like gray seals and kingfishers.
A study of a prairie dog burrow in Texas revealed it covered more than 60,000 square kilometers and housed 400 million inhabitants.
