April 17 (UPI) --If a Java sparrow ever asks to dance with your date, be forewarned, he or she may have something else in mind. According to a new study out of Japan, Java sparrows are more likely to ...

This is a duet dancing of Java sparrows followed by mounting and copulation. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by ...

Pair-bonded Java sparrows show enlarged eye rings to signal breeding readiness. Birds are known for their elaborate courtship rituals and romantic gestures that are replete with beautiful songs, ...