We saw two gloomy nudibranchs today that exceeds the listed sizes for this species. They are minimum 5 inches compared to published sizes up to 3-4 inches.
giant gloomy nudibranchs
manta ray can alter skin tone
This manta ray was observed to have altered the skin tone of its dorsal surface from more gray to less gray as it hovered over a “cleaning station” for more than an hour .
read more: https://academic.oup.com/biolinnean/article/113/1/180/2416039… Read more “manta ray can alter skin tone”
