The kallikrein-1 serine protease toxins found in solenodon venom evolved convergently with similar toxins found in venomous shrew venom.
Notes on verification
Directly confirmed by peer-reviewed PNAS study (Casewell et al. 2019) and corroborated by independent science journalism and academic sources; no contradicting evidence found. [cascade flags: aggregator_dropped_primary_exists | tier=silver indep_score=0.963 clusters=4 claim_tier=notable | kind=empirical eligibility=high (extractor: empirical/medium)]
Sources
- Unravelling the venomous bite of an endangered mammal | ScienceDaily (seed:animals_and_wildlife)
- https://www.pnas.org/doi/10.1073/pnas.1906117116 (corroboration)
- https://pubmed.ncbi.nlm.nih.gov/31772017/ (corroboration)
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6926037/ (corroboration)
- https://www.discoverwildlife.com/news/solenodon-genome-mammal-venom-evolution (corroboration)
- https://www.castoelaboratory.org/new-paper-in-pnas-solenodon-genome-reveals-convergent-evolution-of-venom-in-eulipotyphlan-mammals/ (corroboration)