---
title: "Bottlenose dolphin · Animals and other organisms · Entities · Simulation Hypothesis"
url: https://simulation-hypothesis.com/entities/dolphin
description: "Passes mirror self-recognition tests. There's no measured neuron count for the bottlenose dolphin."
license: https://creativecommons.org/licenses/by/4.0/
credit: "Ross Allan Dahl, Simulation Hypothesis (simulation-hypothesis.com)"
---

[Entities](https://simulation-hypothesis.com/entities) › Animals and other organisms › Mammals

# Bottlenose dolphin

Tursiops truncatus

Passes mirror self-recognition tests. There's no measured neuron count for the bottlenose dolphin.

Neurons

No published count

## Evidence

* Dolphins pass mirror self-recognition tests.  
Reiss D, Marino L (2001) Mirror self-recognition in the bottlenose dolphin: A case of cognitive convergence. Proc Natl Acad Sci USA 98(10):5937-5942\. doi:10.1073/pnas.101086398.

The [New York Declaration on Animal Consciousness](https://sites.google.com/nyu.edu/nydeclaration/declaration) (2024) finds strong scientific support for conscious experience in mammals and birds.

In the trees

[Dolphins as persons · Ethics](https://simulation-hypothesis.com/trees/ethics?n=c-india)

Assess it against the published criteria