Elapids: The masters of stealthAn elapid snake (Aspidelaps lubricus) striking a cylinder of medical gel. CREDIT: Silke CleurenAn elapid snake (Aspidelaps lubricus) striking a cylinder of medical gel. Colubrids: Biting with ‘saw’ jawsA colubrid snake (Toxicodryas pulverulenta) striking a cylinder of medical gel. A colubrid snake (Toxicodryas pulverulenta) striking a cylinder of medical gel. A colubrid snake (Toxicodryas pulverulenta) striking a cylinder of medical gel.