RECTOR, Pa. — It may not be one in a million, but it's pretty close. Researchers have discovered a rare songbird, called the rose-breasted grosbeak, that is male on one side of its body and female on ...

Male songbirds have a new reason to hit the high notes daily: to woo their potential mates. A groundbreaking study published in Nature Communications uncovered a surprising correlation between male ...

Despite it being the middle of February, male songbirds are tuning up their courtship melodies as they prepare to woo females for mating. Their preliminary singing bouts start at daybreak, but their ...

Researchers at the Powdermill Nature Reserve at the Carnegie Museum of Natural History in Rector, Pennsylvania, have discovered a rare songbird that is half-female, half-male. They haven’t made such a ...