Snake Heart Balloons After Meal

The Burmese python’s heart triples in size after a nice big meal, thanks in part to a special blend of fatty acids.

Written byTia Ghose
| 1 min read

Register for free to listen to this article
Listen with Speechify
0:00
1:00
Share

Burnese pythonTAMBAKO THE JAGUAR, FLICKR

The heart of the Burmese python, a 15-meter long Asian snake, swells to three times its size after a big meal. The bizarre phenomenon is associated with a mixture of fatty acids circulating in its blood, and could have applications for heart disease treatments in humans, according to a study published Thursday (October 27) in Science.

The python often goes months without eating, then binges, sometimes devouring a whole deer, ScienceNOW reports. To handle this mega-meal, the snake’s metabolism kicks into overdrive and many of its internal organs, including the small intestines and the heart, swell.

To determine how this swelling occurred, researchers at the University of Colorado, Boulder, raised dozens of the pythons in their lab and observed changes in their blood chemistry. They ...

Interested in reading more?

Become a Member of

The Scientist Logo
Receive full access to more than 35 years of archives, as well as TS Digest, digital editions of The Scientist, feature stories, and much more!
Already a member? Login Here

Related Topics

Meet the Author

Share
Image of a woman with her hands across her stomach. She has a look of discomfort on her face. There is a blown up image of her stomach next to her and it has colorful butterflies and gut bacteria all swarming within the gut.
November 2025, Issue 1

Why Do We Feel Butterflies in the Stomach?

These fluttering sensations are the brain’s reaction to certain emotions, which can be amplified or soothed by the gut’s own “bugs".

View this Issue
Olga Anczukow and Ryan Englander discuss how transcriptome splicing affects immune system function in lung cancer.

Long-Read RNA Sequencing Reveals a Regulatory Role for Splicing in Immunotherapy Responses

Pacific Biosciences logo
Research Roundtable: The Evolving World of Spatial Biology

Research Roundtable: The Evolving World of Spatial Biology

Conceptual cartoon image of gene editing technology

Exploring the State of the Art in Gene Editing Techniques

Bio-Rad
Conceptual image of a doctor holding a brain puzzle, representing Alzheimer's disease diagnosis.

Simplifying Early Alzheimer’s Disease Diagnosis with Blood Testing

fujirebio logo

Products

Labvantage Logo

LabVantage Solutions Awarded $22.3 Million U.S Customs and Border Protection Contract to Deliver Next-Generation Forensic LIMS

The Scientist Placeholder Image

Evosep Unveils Open Innovation Initiative to Expand Standardization in Proteomics

OGT logo

OGT expands MRD detection capabilities with new SureSeq Myeloid MRD Plus NGS Panel