Testosterone promotes both aggression and 'cuddling' in gerbils, study finds

Research conducted with Mongolian gerbils, rodents that form lasting pair bonds and raise their pups together, has revealed how testosterone influences the neural activity of oxytocin cells, the so-called love hormone associated with social bonding. (Aubrey Kelly) Research conducted with Mongolian gerbils, rodents that form lasting pair bonds and raise their pups together, has revealed how testosterone influences the neural activity of oxytocin cells, the so-called love hormone associated with social bonding. (Aubrey Kelly)

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Ukraine's Zelenskyy: No talks with Russia's Putin if land annexed

Ukraine's president warned Tuesday that Russia's just concluded 'sham referendums' and attempts to annex Ukrainian territory rule out any talks with Moscow as long as Vladimir Putin remains president, and called for Russia's 'complete isolation' and tough new global sanctions.

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