Animal fun facts

Did you know that there are some animals that are capable of sleeping more than 20 hours in a row? These long sleep patterns are related to factors such as food, performed activities and needs of the specific species. Additionally, did you know that there are some animals that don’t sleep much? For...

Agnatha are fish that have existed for over 470 million years. Although most agnatha are now extinct, some have found unique and interesting ways to survive. Agnatha or jawless fish can be found in waters all over the world, and they share few characteristics with other marine mammals. But, what is...

Hybrid animals are a result of a crossing from two animals of different species. These such crossings result in animals whose appearance presents mixed characteristics, and trust us, they are beautiful! Some of these animal hybrids are so incredibly fascinating that it’s hard to believe they are even real. Additionally,...

The term fish is used to refer to an incredibly diverse group of animals. There are certain similarities they share, but almost all of them have some sort of exception. For example, all fish are vertebrates, but hagfish technically don't have a spine. This means the taxonomy of fish (i.e. how they are...

We have all heard the phrase ‘sweating like a pig’ to describe a person who is overheated and sweating profusely. While it creates an evocative image, it is not an accurate one. As with many phrases associated with pigs, they are misleading. Pigs are seen as gluttonous, filthy, stupid and sweaty. In actuality,...

The life cycle of butterflies is one of nature's most interesting processes. The birth of these insects requires several stages, during which they undergo incredible transformations. Not only is this process detailed, but butterfly metamorphosis is also incredibly interesting. Do you want to know how...

Jellyfish are one of the most feared animals that inhabit the world’s oceans, usually because of their painful and sometimes deadly bite. Have you also heard of the classical legends of giant jellyfish capable of sinking ships? There is no denying that many jellyfish are extremely dangerous, but this is...

Depending on whom you ask, people have various ideas on whether insects feel pain. You may think that asking an entomologist would give you a definitive answer, but even scientists who study bugs for a living can come to different conclusions. In mammals and other vertebrates, pain studies are relatively...

Water is an essential element for life on Earth. Plants, animals and humans all depend on water for their existence, in order to survive. However, have you ever wondered what happens to animals that live in water? For example, do fish get thirsty? If you’re wondering about fish and their drinking habits,...

Mollusks refer to are a large group of soft-bodied invertebrate animals. Although the phylum Mollusca are made up of a set of incredibly diverse animals, there are certain characteristics which aid to classify them. Whether you are looking to discover mollusks characteristics, classification of mollusca...

The use of a muzzle in dogs is sometimes an unfortunate necessity. For example, some regions have laws requiring dogs to be muzzled on public transport. Dogs with traumatic backgrounds or with poor socialization may need to be muzzled when walked in busy areas. However, some people think they should be...

Dolphins are thought to be very sociable and even friendly animals. We can see this by their gregarious nature, creating complex social dynamics in their pods. We also know of various instances where dolphins have built personal relationships with humans. While they have the potential to be friendly, we...

All life as we know it began in water. While it is difficult to prove, evidence suggests that gills existed before lungs. It is not that breathing with lungs is better or worse than breathing through gills. These different methods of animal respiration exist because of the different environments in which they...

Bears are terrestrial mammals which inhabit different ecosystems across the world. From lush forests to barren tundras, it is possible to find various bear species. All of said species are located at the top of their respective food chains. They are fascinating creatures which provide cultural touchstones...

To know how dolphins breathe, we should get rid of some preconceived notions. Just because a dolphin lives in the sea, does not mean they are a fish. As they are not fish (or some other aquatic creatures such as crabs), they do not use gills to take oxygen into their body. Despite having fins and spending...

Snails are shelled gastropods most commonly recognized for their slimy shell-covered bodies. Did you know that there are are roughly 43,000 snail species in the world? These snail types are classed into groups which include land snails, sea snails and freshwater snails. Whether marine or terrestrial,...

There are many different species of fish in the world, and if you have an aquarium at home, it is essential that you are up-to-date on all things fish related. The first thing you need to remember is that not all fish species can live together in harmony. In fact, the fundamental aspects of fish behavior...

Cetaceans are marine mammals most commonly know for their presence in mythical stories and ancient legends. Cetaceans are considered the most peculiar of all mammal orders. Unfortunately however, with the passing of time, these animals are slowly disappearing...but why? For more about cetacean examples,...

Human beings have spent centuries studying animal behavior. Ethology, which defines this specific scientific discipline, aims among other things, to distinguish whether animals think or not. Humans generally assume that the main difference between animals and humans is the level of intelligence, but is this...

This world is made up of a variety of animals which each carry incredibly unique characteristics. There are, however, many animal species that resemble each other and are easily confused. The raccoon, for example, is among these animal species that are often confused with their ‘‘distant cousins.’’ For...

Unless we break one of its constituent bones, we may not give a lot of thought to our skeleton. It resides within us, doing the hard work and letting us get on with our day. If it was on the outside of our body, maybe we'd be a little more considerate of its purpose. These exoskeleton animals have a different...

Our planet are full of extraordinary organisms and animals, capable of living under the most extreme conditions. Organisms that live in extreme environments are also referred to as extremophiles and they can include bacteria, Archaea and Eukarya. Keep reading here at AnimalWised for more about the animals...

Do you know how reptiles breathe? Reptiles have varied anatomies that adapt according to their appropriate environment. Reptiles are either or both terrestrial and marine animals and for this reason, depending on the species, they carry different mechanisms which allow them to breathe. Keep reading...

Would you think it strange if we were born with horns? We might think they would get in the way, but many horned animals seem to be able to put them to good use. Not all horns are the same. There are different types of animal horns. Some are long, some curly, others are stubby and don't seem to have...

Crabs are highly evolved arthropod animals. While we may associate crabs most often with the sea, there are fresh water crabs and land crabs which live outside of the world's oceans. Some have adapted certain abilities to spend time both on land and in water. It is not only this type of adaptability...

Trophic levels are analyzed and studied under the discipline of ecology, a subset of biology. This is the science which studies the relationships established between an environment and the organisms within it. This includes the relationships and interactions the species within these environments have with...

The wolf is a carnivorous animal which is considered a relative of the domestic dog (Canis lupus familiaris). While this is true, the extent of their connection is complicated and you can read up about the genetic history of dogs to learn more. While we know there are many different types of dog breed,...

Ants are a common insect distinguished by their surprising sense of organization. These eurosocial insects evolved about 140 million years ago and can now live and survive in almost any type of habitat around the world. But, because these insects are so small and we have become so used to them, some of...

When you look your canine best friend in the eye, it is undeniable to some they have feelings. On a daily basis, we build the bond of friendship and mutual trust with our dogs. Each shared moment is further evidence to support dogs having emotions and expressing them through body language and vocalizations....

Many animals breathe through the skin, although some of them, due to their size, combine this with other types of breathing. Did you know that some of the animals that breathe through their skin may also modify the shape of their bodies to increase surface/volume ratio? Animals that breathe through the...

Did you know that some animals don’t have brains? Contrary to what many people believe, despite the lack of this important organ, these animals can still function normally, but how? Thanks to evolutionary processes, these animals have developed alternative methods to help them survive. For more about these...

Each and every animal species and/or plant type in nature carry the responsibility of fulfilling a specific function. These functions allow for both the conservation and balance of the ecosystem to which they belong. Pollination, for example, which refers to the transfer of pollen from a male anther...

Although rabbits have the reputation of being quiet animals, this doesn't mean they don't make noise. In fact, rabbit sounds have a wide variety of function and purpose. Rabbits make noise to communicate with other rabbits, other animals and even we humans. As rabbit guardians, it's imperative we learn what...

Nature is many things. It can be as beautiful as it is frightening, as delicate as it is powerful. Our existence on this planet has many repercussions, many of which we are only beginning to understand. What we do know is that in our desire to consume and our reliance on unsustainable practices, we are detrimentally...

From birth, all animals undergo various morphological, anatomical and biochemical changes. Even after they reach adulthood, there are still some changes which occur as cells replicate and die in constant order. Many of these changes are physiological and affect body size, shape, etc. Others are hormonal,...

Horses are noble, intelligent and sensitive animals, which explains why they are considered one of the most popular animals in the world. Throughout history they have been respected and commended for their noticeable elegance and charm. Additionally, they have inspired writers, poets and artists for centuries. To...

Did you know that animals with scales, hair and/or feathers have evolved in such a way that these features aid in protecting them and helping them maneuver among their environment? Animals with scales, for example, use this characteristic feature to help them move comfortably and safely as well as protect...

All animals need periods of rest to help conserve energy and maintain life. While this rest takes many forms, one of the most important types is a state of sleep. However, not all animals sleep in the same way or for the same length of time. For example, many ungulate prey animals sleep for very short...

The anatomy of domestic dog (Canis lupus familiaris) is something which is difficult to qualify. The main reason for this is because there are so many dog breeds in the world. More than 300 are officially recognized by standardization bodies such as the FCI as well as the many mixed breed variants which...

There is no doubt over the adorability of kittens. While they will eventually turn into a cute adult cat, it can seem their kitten stage passes by in moments. Cats go through various stages in their development process, evolving as much in physical appearance as maturity and temperament. Each stage is unique,...