Britain's pet owners are being warned that social media trends are driving demand for dogs and cats bred with extreme physical features. Battersea Dogs & Cats Home says the "Instagrammable" pet trend is leaving animals struggling to breathe, move and live normal lives. PICTURED: Faye Winter wears her slogan tee captioned ‘Hot girls just want healthy pets’, with Battersea dog Callie | BATTERSEA DOGS & CATS HOMEBattersea says stories like Jennifer's are becoming increasingly common. She said the goal was to help pets live happy, healthy lives with owners who love them. The group has launched a limited-edition fashion collection promoting healthy pets over fashionable looks.