offspring
City Birds: Big-Brained with Few Offspring or Small-Brained with a Lot
To make it in urban areas, birds tend to be either large-brained and able to produce few offspring or small-brained and extremely fertile. In natural habitats, …
Obese Dad's Sperm May Influence Offspring's Weight
Overweight men’s sperm undergo epigenetic changes that may alter a child’s brain development and appetite control. Christopher Intagliata reports Learn more abo…
Plastic Pollution Perturbs Oyster Offspring
Laboratory tests suggest that when the shellfish suck in tiny plastic particles, their reproductive success suffers. Christopher Intagliata reports. Learn more …
