Monday, August 3, 2026
Science

Lab fish cycles are hours out of sync with natural ones, researchers discover

When researchers moved medaka—a fish commonly used in experiments—out of the lab and into more natural conditions, their reproductive clock shifted by hours, suggesting that laboratory findings may not fully capture their natural reproductive timing.

Lab fish cycles are hours out of sync with natural ones, researchers discover
Image: Phys.org
When researchers moved medaka—a fish commonly used in experiments—out of the lab and into more natural conditions, their reproductive clock shifted by hours, suggesting that laboratory findings may not fully capture their natural reproductive timing.

Originally published at Phys.org

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