INVASION OF CROWS - B/W

The video discusses the migration of Russian crows to Berlin during winter, where they are studied by students at the Free University Zoological Institute. The research has expanded knowledge on their migratory habits. In contrast, animals at Liberet Zoo in Czechoslovakia enjoy a vibrant life.

Why do Russian crows migrate to Berlin during winter?

• To escape the cold of the Russian plains

• To find food in the city

• To avoid predators

• To join other bird species

What is the focus of the research conducted by the students at the Free University Zoological Institute?

• The migratory habits of Russian crows

• The diet of Russian crows

• The interaction of crows with other species

• The nesting patterns of Russian crows

What has the research on Russian crows contributed to?

• The development of new bird species

• The decline of crow migration

• The understanding of crow lifestyle

• The increase in crow population

How is the situation at Liberet Zoo different from Berlin?

• Animals at the zoo enjoy a joyful life

• Animals at the zoo are more isolated

• Animals at the zoo are more aggressive

• Animals at the zoo are less active

What is the main theme of the final section?

• The challenges faced by animals in zoos

• The joy of life experienced by animals at Liberet Zoo

• The migration patterns of different bird species

• The impact of climate change on animal behavior