Teach young learners all about the fascinating world of reptiles with this free downloadable 5-day lesson plan.

We learned at school that there are five different classes of animals. These are mammals, birds, fish, reptiles and amphibians. However, this knowledge, long enshrined in textbooks, does not seem to ...

Cold Waves in the Rainforest: What They Mean for Wild Animals Jan. 30, 2025 — It's not always cozy and warm in the Amazon rainforest: Cold waves can cause temperatures to drop drastically.

Imagine creatures that have survived since the time of dinosaurs. Species like the tuatara, sturgeon, crocodile, hagfish, ...

Columbia scientists have found specialized neurons in the brains of mice that order the animals to stop eating. Though many feeding circuits in the brain are known to play a role in monitoring food ...

Columbia scientists have found specialized neurons in the brains of mice that order the animals to stop eating. The findings ...

Cephalopods may have the oldest sex chromosomes of any animal, according to a new discovery in the octopus genome. That's a ...

We propose that the alpha rhythm played a pivotal role in the cognitive evolution of nocturnal mammals (Shibata et al.). By comparing mammalian brains with those of fish, reptiles, and birds, we have ...

The elf owl, the smallest owl in the world, inhabits the deserts of the southwestern US and Mexico. Measuring 12-14 cm and weighing 35-55 grams, it is a proficient predator, hunting insects and small ...

Mammary glands, which in females generate milk for nourishing their young, a neocortex, fur or hair, and three middle ear bones are characteristics of the group of vertebrates known as mammals, which ...

The present study provides new insights into the gut microbiota characteristics of the organic and feed chicken ... lower environmental pollution risks, and improve animal health. Table 1. The ...

When it comes to survival, animals possess a wide array of impressive adaptations ... is famous for its unparalleled regenerative abilities. Unlike most vertebrates, the axolotl can regenerate entire ...