Almost all animals have symmetrical bodies. Bilateral symmetry is almost universal in all animals and is only very rarely ...

The favoured direction of the cichlid's attack corresponds to its laterally asymmetric head shape: It prefers to attack the prey fish either from the right or from the left side, depending on the ...

Microscopic fossils found in China emerge as the oldest examples of animals that display bilateral symmetry -- two halves that are mirror images of each other. The find by a USC paleontologist and ...

According to the authors, based on its position in the strata, I. wariootia may represent the oldest example of bilateral symmetry in South Australia and provide a critical link between Ediacaran ...

One major division of the kingdom Animalia is Cnidarians (animals built around a central point) and bilaterians (animals with bilateral symmetry), which includes us humans. A new study found that ...

Experts used methodologies like 3-D imaging, phylogenetic methods, and growth analyses to formulate the evolutionary trajectory from bilateral symmetry to pentaradial symmetry in the case of starfish.

Which genetic factors can break the symmetry of an animal's body? To answer this question, a Konstanz research team led by ...