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It’s Time! Fetal lungs tell mom when to deliver baby
The maturing lungs of a fetus may signal the mother when it's time for labor.
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In this article, the thesis is that wolves hunt in packs because they lose less of a carcass to ravens (37 percent loss per pair versus 17 percent loss per pack). Yet the article also states that it’s more energy efficient for wolves to hunt in pairs and that a pack is not needed to […]
- Animals
Wolf vs. Raven? Thieving birds may drive canines to form big packs
A previously underappreciated reason why wolf packs get so big could be the relentless food snitching of ravens.
