Which of the following animal shows lowest degree of sexual dimorphism?

The correct option is D Homo sapiens

• Sexual dimorphism refers to the condition where the two sexes of the same species show different characteristics apart from the differences in their sex organs.
• In spiders, the drastic difference in size is seen where males are very small compared to females
• A common type of dimorphism is colouration which is commonly seen in many species of birds.
• Bees show difference of both size and pattern among Queen, Drone or worker bees.
• Among all the options, humans show least sexual dimorphism with nearly same sizes and other similarities between both sexes.
• So, the correct option is 'Homo sapiens'.