A Uniquely Designed Air-Filled Sac Within Birds’ Lungs
Soaring birds are a majestic sight to behold, especially when they undergo such climbing and endless spiraling so effortlessly. Not surprisingly, evolutionists see this elegant soaring ability as having originated via deep time and evolution.
Did Teeth First Evolve as Sensory Tissue?
One of the mysteries of evolution (there are so many) is the origin of teeth.
Acoustic Communication in Animals
We are all familiar with vocalizations in the animal world. For example, dogs bark, birds sing, frogs croak, and whales send forth their own distinct sounds.1 Recently, a detailed investigation has been conducted to determine sounds made by animals previously thought to be mute.
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