Crowds of seals lie on the sand, some wriggling towards the water, on the northern French coast where they are staging a comeback. Drone images show around 250 wild grey seals, adults and cubs, frolicking at low tide near the town of Marck. Seals started to disappear from the Cote d'Opale in the 1970s, under pressure from fishermen who saw them as rivals for their catch. Seals, which have no natural predators in the English Channel, have been a protected species in France since the 1980s and as a result they have begun to return to the coast. Rescued grey seal cubs wait for fish during their quarantine at LPA animal refuge in Calais, France, Feb. 13, 2021."At low tide, they settle here to get fat, to rest and to prepare for their upcoming…