An invasive cobra species is now capable of swimming between the Balearic Islands, posing a significant threat to the survival of Ibiza’s native lizard population. Scientists have observed the snakes navigating the waters, facilitating their spread and increasing the risk of localized extinctions. This new swimming behavior accelerates the cobra’s expansion throughout the region, compounding the ecological challenge. The previously limiting factor of water barriers has now been overcome by the adaptable snakes. Researchers are concerned about the rapid pace of the invasion and its potential impact on the delicate island ecosystem. Video evidence confirms the cobra’s aquatic capabilities, highlighting the urgency of addressing this growing environmental concern. Conservation efforts are now facing a more complex and immediate challenge.