For instance, some breeds are more prone to excessive barking due to alarm, demand (they want that treat!), or boredom, which is especially common in high-energy herding and sporting dogs. Of course, ...

The Peppered Moth, Biston betularia, is a relatively common, although declining, night-flying moth found in varying numbers ...

Land snorkeling, an emerging trend, encourages individuals to slow down and meticulously observe the often-overlooked details ...

Ed Reschke / Getty Images The Eastern white pine (Pinus strobus) is identified best by its reddish-brown bark and deep furrows, which it acquires as the tree ages. It typically grows to be between ...

Lichen aureus (also called "lichen purpuricus") is an uncommon subtype of pigmented purpuric dermatosis. Clinically characterized by rust macules, papules or plaques, it is a chronic disease which ...