Pregnant women get infected by Zika virus through the bite of a mosquito which is infected. It is not apparent how the virus is transmitted between people. Zika virus may remain concealed in sperm, saliva, breast milk and urine but scientists don’t know yet if these fluids can transmit and infection.
Our analogical ability helps us classify the common relation of sameness between objects, events or ideas. Study shows babies think before they can talk.