Incredibly Sweet Scientific Facts That Will Melt Your Heart 39 #1 Staring Into Each Other’s Eyes Coronary heart charges synchronize when fans stare into every different’s eyes, so in case you ever felt like your coronary heart skipped a beat you will be proper. #2 Twin Language Twins appear to have theirv ery personal invented language. #3 Blankets When pink pandas get chilly they use their tails as a blanket. #4 Rubbing Noses Polar bears rub noses when they’re asking every other polar endure for one thing. #5 Birthing Giraffes return to their very own start spot to have their infants. #6 Happy Happy The happiest animal on the planet is the Quokka, they usually by no means cease smiling. #7 Ticklish You may also worry mice and rats, however they chuckle when tickled.