Merten's World

Science Communication | Travel | Photography

AAC: 19th door

The Gender Vision Gap

Here’s a surprising discovery from the world of camelids: female and male llamas actually see the world differently! Scientists have found that female llamas tend to be more nearsighted than their male counterparts. While we don’t fully understand why this gender difference exists, it might be related to the different roles males and females played in wild herds throughout their evolutionary history.

What makes this particularly intriguing is that such gender-based vision differences are unusual in mammals. Think of it like having different prescriptions for binoculars based on gender! This discovery reminds us that there’s still much to learn about how these fascinating animals perceive their world.

The fact that this visual difference exists shows how complex and specialized camelid vision is, and suggests that male and female llamas might have developed different adaptations to better serve their distinct roles in the herd.

Source: Miranda-de la Lama, G.C., Villarroel, M. (2023) “Behavioural biology of South American domestic camelids: An overview from a welfare perspective”, Small Ruminant Research, 220:106918