The huge African carnivorous dinosaur Spinosaurus has long been a source of fascination for palaeontologists with its unusual combination of crocodile-like snout and bony sail along its back. Recently, new specimens have fuelled the discussion over the ecology of this unusual animal and itβs less famous, but no less interesting British cousins including Baryonyx. So what were these animals up to, how did they live and what did they eat, could they swim and did they even fish?