New Scientist: Pets are normally sheltered from the harsh realities of wild living. But across Europe, increasing temperatures will expose pets to new infectious diseases spread by ticks, fleas and mosquitoes, according to new research. Tick populations already appear to be increasing with the change in seasons. As winters become milder, ticks are becoming active all year round. The European dog tick is transmitting a malaria-like disease, canine babesiosis, into countries where it was once …