Exploring the Canadian Arctic and the Discovery of Tiktaalik

What was the primary goal of the expedition to the Canadian Arctic?

• To uncover fossils marking the transition from water to land

• To study the local Inuit culture

• To find evidence of ancient human settlements

• To explore the Arctic's unique weather patterns

What was the environment like in the Arctic region 375 million years ago?

• A frozen desert with no life

• A warm flood plain with diverse aquatic life

• A barren landscape with volcanic activity

• A mountainous region with dense forests

What significant feature did the team discover in the fossil that suggested it was a transitional fish?

• A flat head and rotating neck

• A dorsal fin similar to modern fish

• A long tail fin

• Large scales and sharp teeth

What does the name 'Taktallik' mean, as given by the local Inuit people?

• Ancient land animal

• Large, fresh water fish

• Mighty river dweller

• Frozen Arctic explorer

Which of the following features did Tiktaalik possess that are shared by all four-limbed vertebrates today?

• Upper arm, forearm, and parts of a wrist

• Gills and a tail fin

• A long snout and sharp teeth

• A dorsal fin and scales