Why scientists study cute animals far more than ugly ones
Scientists study vertebrates far more than invertebrates. Vertebrates make up only 5% of all animal species.
A study looked at nearly 1.4 million scientific articles. More than half focused on vertebrates: birds, mammals, fish, reptiles and amphibians.
These groups make only 5% of all animal species. Invertebrates should logically receive the bulk of research if scientists aimed to fairly represent life on Earth.
Fish research in marine biology jumped from 35.8% of articles in 2001 to 49.7% by 2025. This growth came at the cost of aquatic invertebrates like molluscs and corals.
A survey of 868 animal behaviour scientists found that emotions shape research choices more than scientists usually admit. Popular groups like birds and mammals were seen as more important than others, especially spiders.
When researchers work with overlooked creatures, they grow to appreciate them. Examples include Gila monster saliva leading to weight-loss drugs.
Jellyfish proteins won a Nobel Prize.
- 1.4 million
- Articles analysed
- 5%
- Vertebrate share of species
- 868
- Animal behaviour scientists surveyed
- 35.8% to 49.7% (2001-2025)
- Fish research growth
Why it mattersResearch bias has a cost. Breakthroughs we might find in overlooked species remain undiscovered. Insects are disappearing at record rates. We know little about most species. Some may vanish before we even name them.
AustraliaAustralian funding bodies and universities could shift research priorities toward neglected animal groups instead of charismatic vertebrates, accelerating discovery of local species benefits.
✓ Claims checked against the source and corrected before publish. checked 2 h ago
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