Tthey move with great ease by means of the lateral undulations of their bodies. They can do this because their skeletons are made up of short, broad and floating vertebrae.
Recent studies focusing on the social behaviour of the sheep show that they are much more complex than has been thought.
When the fox digs this lair, it removes the soil and spreads it in all directions around the entrance, thus forming a kind of fan shape.
The dogs referred by Jesus in Matthew 7 were animals that belonged to no one, running wild and untamed, and consuming any waste that they could find, including corpses, which was why they were regarded as unclean.
It is believed to be around 18,000 different species of birds. By contrast, only 110 different species of lily have been identified.
Scriptures abound in stories in which animals perform important pedagogical functions.
The shark has built-in software to know when to change direction, how to hunt a particular prey, escape a predator, among many other actions.
From a human perspective, questions immediately arise about why there are so many lethal organisms in our world.
What is most extraordinary is when a whole colony of individuals clusters to resemble a flower, and thus deceive birds.
The Encyclopaedic Dictionary of Animals and Plants of the Bible, by biologist and theologian Antonio Cruz, analyses the over 300 animal and plant species mentioned in Scripture.
A group of researchers discovered that certain arborical ant species use surprising algorithms to solve the problem of finding the shortest route.
These special beetles defend themselves by bombing their enemies. They can set off small explosions of irritating chemicals intended to deter potential predators. Hence their name.
How can salmons live in both the salty waters of the sea and the fresh waters of rivers? The answer lies in their capacity for osmoregulation.
Careful observation of its wings soon revealed the clear image of an ant on each of them.
Each human being has some 23,000 genes, while the water flea has about 31,000, but clustered together in a genome that is 15 times smaller than the human genome.
More than 60 different species of weavers are found in Sub Saharan Africa, tropical Asia and Australia. The nests can vary in shape, size, material and building technique.
Up to now, no one had any idea why only one in a million snails rolled its shell to the left.
If there were no carnivores, herbivore animals would succumb to starvation and many different diseases.
Science is beginning to understand the quantum mechanisms of magnetic orientation, but the question of how the young birds know exactly in which direction to orient themselves, remains a mystery.
Some birds use deception by pretending that they are sick, or have a broken wing, in order to attract the attention of predators and draw them away from the nest containing their eggs or newly hatched chicks.
The vivid colours presented by these larvae are to be interpreted as a chromatic warning for birds or other prospective predators.
About a tiny American insect, recently introduced into the Iberian peninsula, and popularly known as the “killer insect”.
This abundance of minerals – almost 5,000 different types of minerals on the planet earth – may well be unique in the cosmos.
Although flies are often very annoying, they are a blessing for the biosphere.
The Bible says God used a thorny bush which burned without being burnt up to manifest himself to Moses, as no human being could look at the Almighty directly.