10 most difficult dogs riddles A list of ten (out of 17) dogs related questions that are the most often answered incorrectly Dogs quiz Which mammals have the best sense of smell?Bears. The area of nasal mucous membrane in a bear's head is 7 times greater than a bloodhound's (and one hundred times larger than in a human's). Polar bears have been seen to march up to 40 miles in a straight line to reach a prey animal they have detected.hard 40% dogsdogs40%catscats3%bearsbears40%ratsrats15%Created by: globalquiz.org. Statistics based on 7901 answers in 4 languages »bears riddles » Which of these dog breeds is ancient? Pug. The Pug is one of the oldest dog breeds in the world. Ancient Chinese documents state that short-nosed dogs with the description matching that of the Pug existed in China at around 700 BC. These dogs were only breed and owned by the emperors. It is believed there is an ancient Chinese law whereby only the emperor was allowed to own a Pug, anyone other than the emperor could only own a pug if it was a gift from the Emperor himself.hard 44% pugpug44%MalteseMaltese33%dachshunddachshund13%poodlepoodle9%Created by: globalquiz.org. Statistics based on 7043 answers in 2 languages »China riddles » Which part of a dog's or a cat's eye reflects the light?A layer behind retina. Many vertebrates, especially nocturnal ones, have the reflecting layer called tapetum lucidum. It reflects the light back through the retina, increasing the amount of light available to the photoreceptors. hard 47% conjuctivaconjuctiva10%pupilpupil17%irisiris24%a layer behind retinaa layer behind retina47%Created by: globalquiz.org. Statistics based on 9302 answers in 2 languages »eyes riddles » What animal is that?African wild dog is not a dog, it does not even belong to Canis genus (where dogs, wolves and foxes belong), having fewer toes and different dentition. It was once widespread across Africa, but today the species is endangered. The name "painted dog" is being promoted by some conservationists as a way of "re-branding" the species, to avoid negative connotations of "wild dog".hard 48% jackaljackal16%african wild dogafrican wild dog48%hyenahyena32%dogdog2%Created by: globalquiz.org. Statistics based on 8788 answers in 2 languages »mammals of Africa riddles » Which animals first returned from orbit?Belka and Strelka. Dogs were accompanied by a gray rabbit, 42 mice, 2 rats and flies. John F. Kennedy wasn't happy with losing the race into space. Nikita Khrushchev added a bit of salt to the wound when he gave Caroline Kennedy one of Strelka's puppies as a gift.hard 49% LaikaLaika31%Belka and StrelkaBelka and Strelka49%EnosEnos8%Able and BakerAble and Baker9%Created by: Kasia. Statistics based on 13482 answers in 2 languages »Cold War riddles » Which of the following animals have the largest number of teeth?Dogs. Cats have 30 teeth, humans 32 and dogs 42-44.hard 55% humanshumans21%catscats6%dogsdogs55%all the sameall the same15%Created by: globalquiz.org. Statistics based on 10043 answers in 2 languages »teeth riddles » Which type of dog tends to live longest?Small dogs. Nearly 40% of small breed dogs live longer than 10 years, but only 13% of giant breed dogs live that long. The biologists at Germany’s University of Göttingen analyzed data on over 56,000 dogs representing 74 breeds and concluded that every increase in 4.4 pounds (2 kg) reduces life expectancy by approximately one month.hard 55% small dogssmall dogs55%medium-sized dogsmedium-sized dogs15%large dogslarge dogs7%there is no differencethere is no difference21%Created by: globalquiz.org. Statistics based on 10703 answers in 4 languages »pets riddles » When were dingos introduced to Australia?3500 years ago. Dingos were introduced to Australia from Southern Asia with one of the waves of human settlement thousands of years ago, when dogs were still relatively undomesticated and closer to their wild Asian gray wolf parent species. They developed features and instincts that distinguish them from all other canines.hard 56% 100 years ago100 years ago9%200 years ago200 years ago16%400 years ago400 years ago17%3500 years ago3500 years ago56%Created by: globalquiz.org. Statistics based on 15151 answers in 2 languages »animals of Australia riddles » How many sets of teeth do dogs get?Two. The average puppy has 28 deciduous (temporary or baby) teeth, which remain for only three to seven months. Adult dogs have 42-44 teeth.hard 58% oneone26%twotwo58%threethree9%fourfour6%Created by: globalquiz.org. Statistics based on 13372 answers in 2 languages »zoology riddles » What was the name of Odysseus' faithful dog?Argos. In Homer's Odyssey, Argos was the only one to recognize Odysseus in his home upon his return after 20 years of travel. Immediately afterwards, Argos died.hard 58% ArgosArgos58%TelemachTelemach8%PortosPortos11%CerberusCerberus21%Created by: Nguyễn Văn Thành. Statistics based on 10960 answers in 4 languages »literature riddles » Play dogs quiz and see all the questions.