Large mammals likely sense vibrations though a variety of modalities, most of which are currently unknown. Elephants in particular are thought to use their inner ear and large bones for bone conduction of vibrations. This is also thought to be the case in other large mammals such as the hippo and giraffe, however, vibrational sensing mechanisms is not well explored beyond elephants currently.

This research helps us understand how human activities impact protected areas through vibrations and how far these effects reach. This is important for deciding where human activities should be located in relation to protected areas and for setting up buffer zones to reduce their impact. It also provides valuable information for industries like oil and gas, helping them understand how their operations affect the environment beyond just acoustic noise, including potential impacts on wildlife.

Another key application is in reducing human-wildlife conflict. If vibrations from human activities make protected areas too noisy or disruptive, animals may leave and move into community lands, increasing the chances of conflict with people. By studying these patterns, my research helps explain why this happens and can inform better conservation and land-use planning to balance human development with wildlife protection.

" Lara, DPhil Student

I fell in love with work in East Africa (and its large mammals) during fieldwork in my undergrad, returning several times to research a new aspect of human-wildlife conflict. Each time, I became more fascinated by how large mammals sense the world around them and how humans may be impacting animals in ways we are unaware of. This, combined with my interest in earth sciences, lead to my current research idea: exploring how large mammals are impacted by vibrations from human activities.

Lara, DPhil Student

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KEY PUBLICATIONS

A lone male elephant in the bush

Noise matters: elephants show risk-avoidance behaviour in response to human-generated seismic cues

Proceedings of the Royal Society B, 2021

Seismic noise are cues that contain biologically relevant information for elephants that they can associate with risk. 

TALKS & MEDIA

A herd of elephants walking with added concentric lines to represent vibration wavefronts

Rumble in the Jungle

Keeping an ear to the ground can tell us how elephants are faring in the wild
Beth Mortimer giving a TED talk

The Enigmatic Language of Elephants

Eavesdropping on seismic vibrations offers a noninvasive, real-time and low-cost study method that can potentially help locals in developing countries fight poaching. 
Two researchers studying elephants from their Jeep

Can we remotely monitor wildlife using seismic sensors?

This talk introduces our research about utilising seismic sensors for wildlife monitoring, focussing on both elephant rumble vocalisations and footfalls

PROJECT TEAM

lara_boudinot

Lara Boudinot

beth mortimer headshot small

Dr Beth Mortimer

This work is funded by a Clarendon/Oxitec scholarship to Lara Boudinot, who is supervised by Dr Beth Mortimer and Dr Paula Koelemeijer.