For ecologists, the Covid-19 pandemic has presented a remarkable natural experiment in what can happen to wild animals when humans stay home.Dark-eyed juncos, normally forest-dwelling, have occupied Los Angeles for about 20 years.

Medetomidine, a veterinary sedative mixed into fentanyl, has sent thousands to hospitals, not only for overdose but for life-threatening withdrawal. It is spreading to other cities.The Temple University Hospital emergency entrance.

A three-judge panel threw out a lower court’s order, allowing the Trump administration to continue defunding the group and other major abortion providers.Planned Parenthood has said that if allowed to take effect, the provision could lead to closures of the organization’s health clinics and decimate its budget.

A study of more than 45,000 women found that screening women according to their level of risk was as effective in detecting tumors as the one-size-fits-most screening currently recommended.A breast cancer awareness event in Seville, Spain, in October.

The sexually transmitted disease has become increasingly resistant to existing antibiotics.Neisseria gonorrhoeae, the bacterium that causes gonorrhea.