Woodward Veterinary Practice - Elliptical pupils, or the classic “cat eye,” aren't just there for decoration. This shape pupil is able to change shape much more quickly than our round eyes, which
MyFWC Florida Fish and Wildlife - Florida's native nonvenomous snakes have round eyes and round pupils, whereas Florida's venomous snakes (except the coral snake) have catlike (vertical) pupils and triangular-shaped heads. Since
![physiology - Can venomous snakes be determined by these pupil, nostril and scale patterns? - Skeptics Stack Exchange physiology - Can venomous snakes be determined by these pupil, nostril and scale patterns? - Skeptics Stack Exchange](https://i.stack.imgur.com/RZWM4m.jpg)
physiology - Can venomous snakes be determined by these pupil, nostril and scale patterns? - Skeptics Stack Exchange
Gladys Porter Zoo on X: "It's a common myth that you can identify a venomous snake by looking at its pupils. While many venomous snakes do have elliptical pupils, like this tiger
![Pupil segmentation results (the left images show the ellipse pupils and... | Download Scientific Diagram Pupil segmentation results (the left images show the ellipse pupils and... | Download Scientific Diagram](https://www.researchgate.net/publication/333577720/figure/fig8/AS:765718341619716@1559572887324/Pupil-segmentation-results-the-left-images-show-the-ellipse-pupils-and-the-right-images.jpg)
Pupil segmentation results (the left images show the ellipse pupils and... | Download Scientific Diagram
What's the advantage of different pupils in the eyes of different creatures? I.e., cats have slit pupils, whereas ours are circular. - Quora
![Figure 2 from Circular and elliptical modeling for pupil boundary in closed-up human eye images | Semantic Scholar Figure 2 from Circular and elliptical modeling for pupil boundary in closed-up human eye images | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/3759d7c3c6525024f6875f668176d16cc9fece7a/2-Figure2-1.png)
Figure 2 from Circular and elliptical modeling for pupil boundary in closed-up human eye images | Semantic Scholar
![Fake Snake News: How Not to Identify a Poisonous Snake | Office for Science and Society - McGill University Fake Snake News: How Not to Identify a Poisonous Snake | Office for Science and Society - McGill University](https://www.mcgill.ca/oss/files/oss/image2.jpg)