The 20 quiz questions
Question 1 : What is the hunting success rate of the cheetah, the fastest feline?
Possible answers:
- About 25%
- About 50%
- About 75%
- About 90%
Explanation: Despite its exceptional speed (up to 120 km/h), the cheetah only has a success rate of about 50%. Hunting exhausts it so much that it often has to abandon its prey to other predators.
Question 2 : Which African predator has the best hunting success rate, around 80%?
Possible answers:
- The lion
- The leopard
- The African wild dog
- The spotted hyena
Explanation: The African wild dog is Africa's most efficient hunter with an 80% success rate. This efficiency comes from their coordinated pack hunting and exceptional endurance.
Question 3 : What is the name of the hunting technique where orcas create waves to knock seals off ice floes?
Possible answers:
- Wave washing
- Seal slamming
- Ice hunting
- Pod pushing
Explanation: "Wave washing" involves swimming as a group to create a wave that destabilizes and knocks the seal off its ice floe. This technique is learned and culturally transmitted within groups.
Question 4 : Which animal has the most powerful bite of all time, estimated at over 30,000 newtons?
Possible answers:
- The Megalodon
- The Tyrannosaurus
- The great white shark
- The saltwater crocodile
Explanation: The megalodon, a prehistoric giant shark, had an estimated bite force between 98,000 and 182,000 newtons. The saltwater crocodile holds the record among living animals at about 16,000 N.
Question 5 : What speed can the peregrine falcon reach in a dive, making it the fastest animal in the world?
Possible answers:
- 180 km/h
- 250 km/h
- 320 km/h
- Over 380 km/h
Explanation: The peregrine falcon reaches over 380 km/h in a dive (some measurements indicate up to 390 km/h). This speed allows it to stun prey in mid-flight through impact.
Question 6 : What hunting technique does the Nile crocodile use to catch wildebeest crossing rivers?
Possible answers:
- Trapping
- Ambush
- Pursuit
- Encirclement
Explanation: The crocodile uses ambush: it remains motionless underwater for hours, leaving only its eyes and nostrils above water, then lunges with explosive force to seize its prey.
Question 7 : How many times better is a cat's night vision compared to humans?
Possible answers:
- 6 times
- 10 times
- 20 times
- 50 times
Explanation: Cats see about 6 times better than humans in darkness thanks to the tapetum lucidum, a reflective membrane behind the retina, and their large pupils that capture more light.
Question 8 : Which marine predator uses electroreception to detect the heartbeats of prey hidden in sand?
Possible answers:
- The dolphin
- The shark
- The barracuda
- The orca
Explanation: Sharks have ampullae of Lorenzini, sensory organs that detect electrical fields generated by prey muscles, even when buried under sand.
Question 9 : What is the main terrestrial predator of an adult Siberian tiger?
Possible answers:
- The snow leopard
- None (apex predator)
- The brown bear
- The gray wolf
Explanation: The adult Siberian tiger has virtually no natural predators. It is an apex predator at the top of the food chain. Only humans pose a threat to it.
Question 10 : Which raptor can spot a rabbit from over 3 kilometers away?
Possible answers:
- The griffon vulture
- The peregrine falcon
- The eagle owl
- The golden eagle
Explanation: The golden eagle has visual acuity 4 to 8 times greater than humans. It can spot a rabbit over 3 km away and fish underwater from high altitude.
Question 11 : Which feline is considered the most patient ambush hunter, capable of waiting for hours without moving?
Possible answers:
- The leopard
- The jaguar
- The tiger
- The lion
Explanation: The leopard is a master of ambush. It can remain motionless for hours in a tree or tall grass, waiting for the perfect moment to pounce on its prey.
Question 12 : Which terrestrial predator has the largest hunting territory, reaching up to 1000 km²?
Possible answers:
- The cougar
- The polar bear
- The Siberian tiger
- The gray wolf
Explanation: A male Siberian tiger can have a territory up to 1000 km². This immense area is necessary because prey is scarce in the forests of the Russian Far East.
Question 13 : What is the name of the red fox's hunting technique of leaping in an arc to catch rodents under the snow?
Possible answers:
- Mousing
- Snow diving
- Ice hunting
- Deep pounce
Explanation: "Mousing" or "pouncing" is this spectacular technique where the fox leaps in an arc, diving headfirst into the snow. It uses Earth's magnetic field to locate its prey.
Question 14 : What essential ecological role do apex predators play at the top of the food chain?
Possible answers:
- Increase plant biodiversity
- Disperse seeds
- Regulate prey populations
- Fertilize soils
Explanation: Apex predators regulate prey populations, preventing overpopulation and overgrazing. The classic example is wolf reintroduction to Yellowstone, which restored the entire ecosystem.
Question 15 : Which animal has the fastest tongue, capable of catching prey in 0.07 seconds?
Possible answers:
- The chameleon
- The lizard
- The anteater
- The frog
Explanation: The chameleon projects its tongue at 41 g acceleration, reaching prey in 0.07 seconds. Its tongue can measure up to twice its body length.
Question 16 : Which predator is considered the champion of cooperative hunting, with military-grade strategies?
Possible answers:
- The dolphin
- The lion
- The wolf
- The orca
Explanation: Orcas hunt in family groups with sophisticated strategies passed down culturally. Each pod develops its own specialized techniques based on local prey.
Question 17 : Which nocturnal predator has the largest eyes relative to body size?
Possible answers:
- The cat
- The tarsier
- The owl
- The owl
Explanation: The tarsier has enormous eyes (each weighing as much as its brain) for hunting insects in darkness. Its eyes are so large it cannot move them in their sockets.
Question 18 : Which marine animal has the most deadly venom for humans?
Possible answers:
- The blue-ringed octopus
- The sea snake
- The stonefish
- The box jellyfish
Explanation: The box jellyfish (Chironex fleckeri) from Australia has venom capable of killing a human in minutes. A single jellyfish contains enough venom to kill 60 people.
Question 19 : Which predator uses tools to hunt, like sponges to probe the seabed?
Possible answers:
- The orca
- The bottlenose dolphin
- The sea otter
- The seal
Explanation: Bottlenose dolphins in Shark Bay, Australia use marine sponges to protect their snouts when probing the seafloor for fish. This technique is passed from mother to daughter.
Question 20 : What is the Komodo dragon's special ability to kill large prey?
Possible answers:
- Infectious bite
- Poisonous claws
- Anticoagulant venom
- A deadly tail
Explanation: Long believed that bacteria in its saliva killed prey. In reality, the Komodo dragon has venom glands that cause blood pressure to drop and induce shock.




