Polar Bear Adaptations and Threats

The video explores the harsh Arctic environment and the unique adaptations of polar bears that allow them to thrive there. It details their physical characteristics, such as transparent fur, black skin, and blubber, which provide insulation. Polar bears are top predators with powerful claws and teeth, enabling them to hunt large prey. The video also highlights the impact of climate change on polar bears, emphasizing the need for conservation efforts to protect these magnificent creatures.

What is one of the main challenges organisms face in the Arctic environment?

• Mild temperatures

• Strong winds and extreme cold

• Consistent daylight throughout the year

• Abundant food supply

How do polar bears' fur adaptations help them in the Arctic?

• Their fur is thin to allow heat escape

• Their fur is transparent and hollow to reflect light

• Their fur is colorful to attract mates

• Their fur is waterproof to swim faster

What is the purpose of the black skin beneath polar bears' fur?

• To absorb heat

• To reflect sunlight

• To camouflage with the ice

• To store water

What is the role of blubber in polar bears?

• To help them float

• To attract prey

• To store food

• To provide insulation

How do polar bears' claws assist them?

• In climbing trees

• In digging burrows

• In building nests

• In catching and tearing prey

What makes polar bears excellent swimmers?

• Their short claws

• Their lightweight bodies

• The large surface area of their paws

• Their small paws

What is the primary diet of polar bears?

• Plants and berries

• Insects and rodents

• Seals, walruses, and whales

• Fish and birds

How tall can polar bears grow?

• Up to 5 feet

• Up to 11 feet

• Up to 7 feet

• Up to 9 feet

What is a significant threat to polar bears due to climate change?

• More predators

• Colder temperatures

• Melting sea ice

• Increased food supply

Why is it important to act now to save polar bears?

• They are not affected by climate change

• They are already extinct

• Their numbers are increasing

• Their numbers are declining