#medianeyes — Public Fediverse posts

RE: https://mastodon.social/@sflorg/116131363356930077

Eyes, as light-sensing organs of the #lens #eye type, have #evolved independently multiple times in the animal kingdom. But what did a representative of the early #vertebrate lineage look like? According to G. Kafetzis et al. (2026), a worm-like #ancestor possessed #medianeyes bring #homologous to the modern #pinealgland of the #brain. Published in #CurrentBiology. #evolution

© this text #StefanFWirth March 2026

#Reference
G. Kafetzis et al. (2026),
https://doi.org/10.1016/j.cub.2025.12.028

RE: https://mastodon.social/@sflorg/116131363356930077

Eyes, as light-sensing organs of the #lens #eye type, have #evolved independently multiple times in the animal kingdom. But what did a representative of the early #vertebrate lineage look like? According to G. Kafetzis et al. (2026), a worm-like #ancestor possessed #medianeyes bring #homologous to the modern #pinealgland of the #brain. Published in #CurrentBiology. #evolution

© this text #StefanFWirth March 2026

#Reference
G. Kafetzis et al. (2026),
https://doi.org/10.1016/j.cub.2025.12.028

RE: https://mastodon.social/@sflorg/116131363356930077

Eyes, as light-sensing organs of the #lens #eye type, have #evolved independently multiple times in the animal kingdom. But what did a representative of the early #vertebrate lineage look like? According to G. Kafetzis et al. (2026), a worm-like #ancestor possessed #medianeyes bring #homologous to the modern #pinealgland of the #brain. Published in #CurrentBiology. #evolution

© this text #StefanFWirth March 2026

#Reference
G. Kafetzis et al. (2026),
https://doi.org/10.1016/j.cub.2025.12.028

RE: https://mastodon.social/@sflorg/116131363356930077

Eyes, as light-sensing organs of the #lens #eye type, have #evolved independently multiple times in the animal kingdom. But what did a representative of the early #vertebrate lineage look like? According to G. Kafetzis et al. (2026), a worm-like #ancestor possessed #medianeyes bring #homologous to the modern #pinealgland of the #brain. Published in #CurrentBiology. #evolution

© this text #StefanFWirth March 2026

#Reference
G. Kafetzis et al. (2026),
https://doi.org/10.1016/j.cub.2025.12.028

RE: https://mastodon.social/@sflorg/116131363356930077

Eyes, as light-sensing organs of the #lens #eye type, have #evolved independently multiple times in the animal kingdom. But what did a representative of the early #vertebrate lineage look like? According to G. Kafetzis et al. (2026), a worm-like #ancestor possessed #medianeyes bring #homologous to the modern #pinealgland of the #brain. Published in #CurrentBiology. #evolution

© this text #StefanFWirth March 2026

#Reference
G. Kafetzis et al. (2026),
https://doi.org/10.1016/j.cub.2025.12.028

New eyes discovered in trilobites
https://phys.org/news/2023-03-eyes-trilobites.html

Compound and median eyes of trilobites https://www.nature.com/articles/s41598-023-31089-7

#Trilobites had so-called #MedianEyes, single eyes on their foreheads, in addition to their #CompoundEyes, research by Dr. Brigitte Schoenemann has now found out.