Can You Identify These Dangerous South American Snakes and Spiders?
By: E-maginne Grant
Image: Photo by Gordon Ashby / Moment Open / Getty Images
About This Quiz
South America is home to some of the most dangerous snakes and spiders in the world. There are over 3,600 distinctive snake species, and 375 of those are deathly venomous. Spiders definitely don't fall short in the numbers category. Over 35,000 species of spiders have been discovered in the world with hundreds more that are believed to be undiscovered. All of this may sound like a creepy-crawly slithering nightmare, but the good news is there are only 40 dangerous snakes and spiders in this quiz!
Sit back and enjoy these beautiful candid shots of venomous emerald green and lemon yellow snakes, spotted neurotoxic biting spiders and multicolored constricting boas at their best. Not only will you enjoy these stunning and somewhat terrifying portraits, you will also learn some interesting facts about our friendly serpents and arachnids. Did you know that some species of snake have an oviparous reproductive system? These reptiles need very little to develop and care for their fertilized embryos. How many oviparous reptiles can you identify in this quiz? Find out which spiders hunt like wolves by directly going after their prey while other spiders use traditional web traps. There's something for everyone to discover here!
Also called "Lancehead," this venomous snake is a member of the genus family. Can you identify this reptile?
The "Lancehead" is from the pit viper species. These snakes have a heat-sensing organ in between their eyes and nose. This thermoreceptor helps the snake detect differences in temperature, making it easy to find and hunt prey.
Can you identify the most famous boa in this quiz? This gigantic beauty starred in its own film.
The Green Anaconda is not only one of the largest snakes in South America, it's also one of the largest snakes in the world. This snake can grow up to 30 feet long, making it a very dangerous non-venomous boa.
It may not look like it, but this snake is the longest venomous snake in South America. Can you tell us its name?
You can find this snake in the forests and scrublands of the Amazon Basin. Their reddish-brown to pinkish-gray color matches the floor of their habitat, which helps them to blend in with their environment.
Venom from this spider's bite can cause necrosis of the skin. Can you pick out the name of this spider?
Chilean recluse spider
The Chilean Recluse Spider is the most dangerous one in the recluse spider family. Venom from this spider paralyzes prey before it becomes food. Ironically, it can go up to six months without food or water.
What's the name of this non-venomous beauty, which ranks as one of the largest snakes in South America.
Yellow anacondas can grow up to 14 feet long, and females tend to be larger than males. These snakes are known to be dangerous towards humans. As a result, the United States banned the transportation of the species in 2012.
Can you tell us what this sun-colored eight-legged creature is called?
Yellow sac spider
Commonly found indoors, the Yellow Sac Spiders venom is necrotic and bites can cause lesions in humans. During the day, the spider spins a flat silk sac where it spends most of the day until it preys at night.
Blink and you might miss it. Can you name this vibrantly colored reptile?
The eyelash viper is known for its variety of vibrant colors. Compared to other species of pit vipers, the eyelash viper is considered small, measuring up to 32 inches long. Females are known to be larger than males.
The spiny back on this spider says it all. Can you choose the correct name for this arachnid?
Black Orb Weaver
Yellow Backed Weaver
Spiny Backed Orb Weaver
These colorful spiny creatures have a very short lifespan. After hatching in the winter, they only survive long enough for reproduction the following spring. Females tend to die after laying an egg mass.
Can you identify the correct name of this slender and arboreal slithering serpent?
Tree dwelling snake
Black rat snake
Amazon palm viper
This venomous viper releases a haemotoxic venom that destroys red blood cells and causes necrosis. Untreated bites can lead to lost limbs and even death. Polyvalent antivenins are used to treat bites and are effective if administered quickly.
Are you able to tell us the name of this rich-colored oviparous belly sliding reptile?
The mussurana snake is a part of the Colubridae family in the Clelia genus. This species practices Ophiophagy in which they attack and eat other snakes. Although they produce a mild venom, it is still quite dangerous.
True to its name, this spotted snake is found in Guayana and Brazil. Are you able to spot the answer?
Light spotted anaconda
Dark spotted anaconda
The dark spotted anaconda is also known as the De Schauensee's anaconda. It was named after the Ornithologist, Rodolphe Meyer de Schauensee, who collected the first live specimen for the Philadelphia Zoo.
Boasting a leg span of 10 inches, this tarantula is considered one of the largest in the world. Can you guess the right name?
Orange haired tarantula
Salmon pink tarantula
The Brazilian salmon pink birdeater tarantula is named after its long distinct salmon hairs on its leg. These pretty in pink spiders are still quite venomous, using their venom to catch prey instead of weaving webs.
As a neotropical reptile, this snake can be found throughout South America, but it's mostly found in one area. Can you select the right name?
Often called the South American rattlesnake, this venomous beauty is a part of the pit viper family and uses its heat-sensing organ to hunt. Ten percent of snake bites in Brazil are attributed to the South American rattlesnake.
Can you spot the scientific name of this spider, commonly called "mouse spider?"
Golden knee spider
The toxin released from the venom this mouse spider produces resembles robustoxin, which is also found in the funnel web spider. This toxin causes neurotoxic symptoms in its victims 10 minutes after the initial bite.
True to its name, this creature has rows of eyes. Can you count them all and guess its name?
Spotted fishing spider
Six eyed sand spider
Known scientifically as Sicarius, six eyed sand spiders are known to partially bury themselves in the sand. For this reason, they are found in barren deserts and dry countries, and they produce a necrotic venom that is toxic to humans.
The common name for this spider is similar to its scientific name, Pirata. Which answer below belongs to this insect?
Pirate wolf spider
Similar to its name, the pirate wolf spider hunts down its prey by running after it, relying mainly on its good eyesight for help. After giving birth, the baby spiders stay attached to the mother until they are ready to fend for themselves.
Can you name this common, but deadly, house spider that shares the same name with their dangerous cousin?
The brown widow spider is the cousin of the black widow spider. The brown widow is slightly smaller and lighter in color, but it is just as toxic as it's darker cousin. It produces the same neurotoxic venom that attacks the nerve endings.