Why Do We Have More Boys Than Girls?

The video explores the natural and biological factors influencing the sex ratio at birth, revealing a natural skew towards more male births. It explains that while more male zygotes are conceived, they face higher risks of miscarriage and mortality. Environmental conditions, such as famine or wealth, can further influence the likelihood of male births. The video also discusses reproductive strategies, highlighting that males face more competition and risks but have the potential for greater reproductive success when conditions are favorable.

What patterns have been observed in other mammals regarding the birth of male offspring during resource scarcity?

Discuss the biological risks associated with male offspring as mentioned in the text.