10 most difficult zoology riddles A list of ten (out of 124) zoology related questions that are the most often answered incorrectly Zoology quiz Which animals are the most threatened by a prion disease?Sheep. Scrapie is infectious and incurable. Recent studies suggest prions may be spread through urine and persist in the environment for decades. Scrapie occurs in Europe and North America, but to date, Australia and New Zealand (both major sheep-producing countries) are scrapie-free.very hard 23% cattlecattle33%catscats37%sheepsheep23%ducksducks5%Created by: ex-terminator. Statistics based on 5101 answers in 2 languages »diseases riddles » Where do the largest among all crocodilians (crocodiles, alligators, caimans, gharials) live?In Southeast Asia. The saltwater crocodile is the largest of all living reptiles, reaching up to 6.3 m and 1,360 kg. It may be found from Northern Australia to the eastern coast of India.very hard 29% in Southeast Asiain Southeast Asia29%in Floridain Florida16%in South Australiain South Australia24%in the Nilein the Nile29%Created by: Kasia. Statistics based on 5335 answers in 2 languages »carnivores riddles » Who was the first to create a zoo and botanical garden for scientific study?Aristotle. Throughout his conquests of Asia, Alexander the Great collected many plant and animal specimens for Aristotle’s research. This allowed Aristotle to develop in Athens the first zoo and botanical garden in existence.very hard 29% AristotleAristotle29%GalileoGalileo10%Carl LinnaeusCarl Linnaeus31%Charles DarwinCharles Darwin29%Created by: globalquiz.org. Statistics based on 3590 answers in 4 languages »science riddles » Where could you expect to find a wild Bactrian Camel?In Southern Siberia. The wild form of the Bactrian camel live in remote regions of the Gobi and Taklamakan Deserts, migrating from the desert to rivers in Siberia during winter.very hard 29% in Egyptin Egypt13%in Saudi Arabiain Saudi Arabia26%in Southern Siberiain Southern Siberia29%in Afghanistanin Afghanistan30%Created by: globalquiz.org. Statistics based on 4014 answers in 4 languages »zoogeography riddles » Which animal's hair is a source of mohair?Angora goats have been in Central Asia since Paleolithic. They produce the luxury fiber known as mohair. It is lustrous and shiny, warm in winter as it has excellent insulating properties, while remaining cool in summer due to its moisture wicking properties. Today, South Africa is the world's largest mohair producer, producing around 50% of the total world production. very hard 29% llamallama11%merino sheepmerino sheep25%angora sheepangora sheep33%angora goatangora goat29%Created by: Betty. Statistics based on 3680 answers in 4 languages »fabrics riddles » Which mammal has more than seven cervical vertebrae (neck bones)?Sloth. Almost all mammals have seven neck bones, including giraffes with long necks and whales with short necks. The few exceptions include manatees and two-toed sloths, which each have only six cervical vertebrae, and three-toed sloths with nine cervical vertebraevery hard 29% giraffegiraffe29%mangustamangusta9%slothsloth29%nonenone31%Created by: globalquiz.org. Statistics based on 2836 answers in 2 languages »sloths riddles » What is the main feeding behaviour of hyenas?Hunting. Hyenas have long been regarded as being cowardly scavengers. Today they are known for killing as much as 95% of the animals they eat, and for driving off leopards or lionesses from their kills.very hard 30% scavengingscavenging65%huntinghunting30%cannibalismcannibalism1%none of the abovenone of the above1%Created by: ex-terminator. Statistics based on 3327 answers in 4 languages »animals of Africa riddles » Which animal's hair is used to make cashmere?Goat. Common usage defines the fiber as a wool but in fact it is a hair, and this is what gives it its unique characteristics as compared to sheep's wool (a hair has a gollow core, while wool does not). Cashmere has been manufactured in Nepal and Kashmir for thousands of years.very hard 31% llamallama40%sheepsheep14%goatgoat31%rabbitrabbit12%Created by: globalquiz.org. Statistics based on 3657 answers in 2 languages »clothes riddles » Which turtles are the biggest?Leatherback. The leatherback sea turtle, the only extant member of the family Dermochelyidae, is the largest of all living turtles and is the fourth largest modern reptile behind three crocodilians. In the Caribbean, the mean size of adults was reported at 384 kg (850 lb) in weight. The largest ever found weighed 916 kilograms (2,020 lb).very hard 32% greengreen3%leatherbackleatherback32%aldabra giant tortoisealdabra giant tortoise17%galapagos tortoisegalapagos tortoise47%Created by: globalquiz.org. Statistics based on 6620 answers in 4 languages »sea animals riddles » In what period did the largest known animal ever live?Quaternary (now). At 190 tonnes in weight, blue whale is the largest known animal ever to have existed. The tallest and heaviest sauropod known from a complete skeleton weighed 23–37 tonnes. There were much larger sauropods, but they are known from only a few bones, and it is unlikely they matched a blue whale.very hard 33% JurassicJurassic42%TriassicTriassic10%CretaceousCretaceous13%Quaternary (now)Quaternary (now)33%Created by: globalquiz.org. Statistics based on 4480 answers in 4 languages »animals riddles » Play zoology quiz and see all the questions.