TED-Ed: The survival of the sea turtle - Scott Gass

Sea turtles have existed for 150 million years, surviving numerous challenges. From hatching to adulthood, they face many threats, including predators and environmental factors. Human activities have drastically reduced their survival rates, pushing them to endangered status. Despite these odds, the life cycle of sea turtles is a testament to their resilience and adaptability.

What percentage of sea turtle eggs typically hatch successfully?

• 20%

• 10%

• 80%

• 100%

Which of the following is NOT a threat to young sea turtles as they reach the ocean?

• Gulls

• Dolphins

• Crabs

• Seaweed

As sea turtles grow, which predator remains a significant threat?

• Crabs

• Larger shark species

• Seagulls

• Small fish

What is the survival rate of sea turtles to breeding age without human interference?

• 20%

• 1%

• 2%

• 10%

How has human activity affected the survival rate of sea turtles?

• Doubled it

• Had no effect

• Decreased it to 1% or less

• Increased it to 50%