Family: Apocynaceae. Seasonal appearance: All year. Common Periwinkle (Littorina littorea)Alternate common names: Periwinkle, Winkle. Another types of ocean predators is penguin. Blue penguin, (Eudyptula minor), species of penguin (order Sphenisciformes) characterized by its diminutive stature and pale blue to dark gray plumage. All these species can be found on the rocky intertidal shores of the Gulf of Maine and are easily identified by specific … Among the most studied are the rough periwinkle (L. saxatilis) and the smooth periwinkle (L. obtusata), but there are few studies in the Gulf of Maine on the common periwinkle (L. littorea). Its diet is mainly fish but it also feeds on shrimp and squid. On average 10 little blue penguins are killed each year in Taranaki by predators. “Not many people are aware penguins are … Growth Habit: Blue periwinkle has smooth, dark oval shaped leaves. *=Multiple images on detail page Search Our Database: Enter any portion of the Scientific, Common Name, or both. A white variety of the Lesser Periwinkle occurs in Devonshire and in gardens; it is often met with bearing purple, blue and white flowers, sometimes double. 5. It was once a popular garden plant, however its vigorous spreading habit and strong competition it provides against other plants leads to most people regarding it as a serious weed. Periwinkle should be trimmed back after the first major bloom to prevent overspreading. In the average, penguin size is about 1,1 m tall for the adult. Periwinkle the Little Blue Parrotlet Girl is 4-5 months old and ready to fly home to you. Great White Shark We investigated the size and density structure of genetically continuous periwinkle populations (Littorina littorea) on an exposed rocky and a sheltered sedimentary environment on two nearby … It is the smallest of all known penguin species, and it is the only species of the genus Eudyptula. Shell size distribution patterns of marine gastropod populations may vary considerably across different environments. Also called creeping myrtle, these broad, blue-violet flowers peppered through rich green foliage make stunning groundcover. The flowers of the Periwinkle vary somewhat in intensity of colour, but the average colour is a deep purplish-blue. US Wildflower's Database of Blue Wildflowers for North Carolina Click on thumbnail for larger version of image, scientific name for detail page. Blue Periwinkle (Research Paper High School) - Free download as Word Doc (.doc / .docx), PDF File (.pdf), Text File (.txt) or read online for free. Color: Shell is dark in color, usually brown, black, or gray. The calyx is deeply cleft into five very narrow divisions. The smallest penguin species is known as little blue penguin. Habitat: Intertidal zones, rocky shores, tide pools, pilings, and rock jetties. Blue Periwinkle (Vinca major) Roger Griffith. Penguin may look cute but it is also classified as an ocean predator. Periwinkle, in zoology, any small marine snail belonging to the family Littorinidae (class Gastropoda, phylum Mollusca).Periwinkles are widely distributed shore (littoral) snails, chiefly herbivorous, usually found on rocks, stones, or pilings between high- and low-tide marks; a few are found on mud flats, and some tropical forms … Plumbago, … Size: 1 inch long and 3/4 inch wide. These flowers grow around 3-6” tall and are the hardiest when grown in zones 4-8. Includes habitat, relationships with other organisms, and adaptations (how the periwinkles have changed both physically and behaviourally to adapt to … Description. There are, however, six subspecies: E. minor "The BoyLover logo (BLogo) is a small blue spiral-shaped triangle surrounded by a larger triangle, whereby the small triangle represents a small boy and the larger triangle represents an adult man." Periwinkle, Vinca. The common periwinkle, related to … Research Paper on Blue Periwinkles.