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Animal Facts

All informative and interesting articles about the world of animals. Curiosities about fauna, information about the animal kingdom, its protection and many other contents about the species that compose it.

Tiger swallowtail butterfly. By Scott Carroll

Invertebrates: importance, threats of extinction and conservation methods

If I were to put you on the spot and ask you to think of an animal, from any part of the world, which would be the first to come mind? Maybe I'm wrong, but there's a good chance that animal is a mammal, or perhaps a bird. Even...
Two wolves fighting on snow. By David Dirga | Shutterstock.com

The social system of dominance in animals: hierarchy and submission

As we have already discussed in previous articles, there are many species of animals around the world that have decided to live in a collective, associative and participative way. That is, they have determined that the most effective means of survival is to live in a group. This...
An adorable sugar glider (Petaurus breviceps) climb on the tree. By Arif Supriyadi | Shutterstock.com

8 fascinating animal facts about 8 different species

A spider that eats birds? An animal with five hands? An amphibious antelope? This week's article features eight animal facts related to their feeding habits, physical characteristics and where they live. The feathers of some sacred and exotic birds Quetzals (Pharomachrus) are a very...
The Big Five: the wildlife stars of African bush

The Big Five: the wildlife stars of African bush

‘The Big Five’ is synonymous with African safaris. While the term is now widely used within the realms of wildlife tourism, the term (originally ‘big five game’) was actually coined by hunters.  The African elephant, African lion, African leopard, Black rhinoceros and Cape buffalo are not the biggest animals in...
Squirrel monkey in Ecuadorian jungle. By Ludmila Ruzickova | Shutterstock.com

How does animal behaviour develop?

The study of animal behaviour allows us to understand how individuals solve the various problems that life throws at them, as well as to discover the tactics and strategies that combine to help resolve these conflicts. Basically, it could be said that behaviour is a decision making process. It...
Big herd of wildebeest is about Mara River. By Gudkov Andrey | Shutterstock.com

Biogeographic movements: dispersal, dissemination and migration

Over half a century ago, Biogeography appeared in the scientific landscape as a new modern science, as a response to the urge to understand and manage the impact of human activity on the planet, which was causing the alteration of the habitats of species. But what exactly is Biogeography?...
Zebras. By Fabrizio Frigeni

What is homeostasis?

Environmental factors are the characteristics of the external environment that have a direct impact on our organism. Sometimes, the alteration of some of these parameters (such as temperature or humidity) can negatively affect bodies, damaging and disrupting the execution of physiological functions. It's important for animals to be able...
Iceland horses. By Fabian Burghardt

The domestication of animals: origins, general characteristics and stages

In the last few years, the idea that human development has been altered by the cultural changes and transformations that have occurred throughout the centuries seems to have gained ground. Indeed, these cultural processes have an obvious impact on human evolution. One of the most important cultural renovations in our...
Aldabra giant tortoise. By Daniel Wilson | Shutterstock.com

Longevity: a look at the shortest and longest lives in the animal kingdom

Life, but not as we know it. For all the scientific advances that humankind has made, we’re still grappling with some of the fundamental questions about life. Not just the distant, existential questions, such as the origins or meaning of life, but more immediate questions about life on Earth. Are...
Dinosaurs. 3D illustration of a Carnotaurus. By Herschel Hoffmeyer | Shutterstock.com

How many types of dinosaurs existed on Earth? Are they all extinct?

Since the origins of life on Earth (2,700 million years ago), evolution has left the footprint of countless living organisms on the planet. Some evolved into new species, while others, due to different environmental factors, have disappeared. As is the case with the dinosaurs. When did the dinosaurs live? The Mesozoic...
Two foxes fight in a snowy environment in Zao, in the North of Japan. Zao is the home to the only fox village in the world, which is a sanctuary for rescued foxes. They are tame enough to get close to. By CloudVisual | Unsplash

Biological interactions: male-male competition during the breeding season

Autumn is a time of change and opportunities, a season to face new challenges and experience new feelings and sensations. Autumn smells of rain, forests and wet soil. One can hear the whisper and the voice of the wind. And while the brown, ocher and yellow tones take over...
A silhouettes of cranes in flight. By Sergey Uryadnikov | Shutterstock.com

The incredible journeys of migratory birds

The second Saturday in October is observed as World Migratory Bird Day, an event dedicated to one of the most outstanding annual phenomena in the animal kingdom: bird migration. Although many animal species migrate long distances every year, the case of birds has always drawn a lot of attention,...
Axolotl (Ambystoma mexicanum). By Lapis2380 | Shutterstock.com

Amphibious adaptations: the wonderful world of salamanders

On the rare occasion that the mainstream media talk about amphibians, the coverage tends to take on a sensationalist tone. Even when the aim of a news story is to highlight an important issue like the threat of extinction, the headline invariably seeks to shock: “World’s weirdest amphibians”. Obviously, some...
A cute koala. By Yatra | Shutterstock.com

What are the longest sleeping mammals?

You've probably heard that adult humans should sleep an average of 8 hours a night to properly fulfil their (or "our") daily personal, professional and academic obligations. Getting enough rest is extremely important, as it brings a lot of physiological (and adaptive) benefits and advantages. But resting is not...
Ostrich, emu, cassowary, rhea, kiwi and tinamou. Shutterstock.com

What’s an ecological niche? Different species and their place within nature

Sometimes distinct species, in different parts of the world, share very similar functions within the ecosystems they inhabit. This is especially true among species belonging to the same genus, such as pipits. There are 44 different species of pipit. They are around 20 cm in size and can be found...