A thagomizer (/ ˈ θ æ ɡ ə m aɪ z ər /) is the distinctive arrangement of four spikes on the tails of stegosaurine dinosaurs. These spikes are believed to have been a defensive measure against predators. The arrangement of spikes originally had no distinct name. Cartoonist Gary Larson invented the name "thagomizer" in 1982 as a joke in his comic strip Far Side, and it was …

The Royal Tyrrell Museum of Palaeontology (RTMP, and often referred to as the Royal Tyrrell Museum) is a palaeontology museum and research facility in Drumheller, Alberta, Canada.The museum was named in honour of Joseph Burr Tyrrell, and is situated within a 12,500-square-metre-building (135,000 sq ft) designed by BCW Architects at Midland Provincial Park.

Cinque Torri (sometimes named also Cinque Torri di Averau; German: Fünf Türme) comprise a small rock formation belonging to Nuvolao group in the Dolomiti Ampezzane (part of the Eastern Dolomites) north-west of San Vito di Cadore and south-west of Cortina d'Ampezzo

Royal Tyrrell Museum of Palaeontology; Tyrrell Middle School, a secondary school in Wolcott, Connecticut; Tyrrell Racing, an auto racing team and Formula One constructor; Tyrrells (crisps), a manufacturer of potato crisps in the United Kingdom; Tyrell BrauKunstAtelier, brewery for ageable beer specialities in Berlin, Germany; See also

James Parkinson was born April 11, 1755 in Shoreditch, London, England.He was the son of John Parkinson, an apothecary and surgeon practising in Hoxton Square in London, and the oldest of five siblings, including his brother William and his sister Mary Sedgwick. In 1784 Parkinson was approved by the City of London Corporation as a surgeon.. On 21 May 1783, he …

Ivan Antonovich (real patronymic Antipovich) Yefremov (Russian: Ива́н Анто́нович (Анти́пович) Ефре́мов; April 23, 1908 – October 5, 1972; last name sometimes transliterated as Efremov) was a Soviet paleontologist, science-fiction author and social thinker. He founded taphonomy, the study of fossilization patterns.

John Robert (‘Jack’) Horner (born June 15, 1946) is an American paleontologist most famous for describing Maiasaura, providing the first clear evidence that some dinosaurs cared for their young. In addition to his paleontological discoveries, Horner served as the technical advisor for the first five Jurassic Park films, had a cameo appearance in Jurassic World, and served as a partial ...

Ethiopia is one of the oldest countries in Africa, the emergence of Ethiopian civilization dates back thousands of years. Due to migration and imperial expansion, it grew to include many other primarily Afro-Asiatic-speaking communities, including Amhara, Oromos, Somalis, Tigray, Afars, Sidama, Gurage, Agaw and Harari, among others.One of the early kingdoms to rise to power in …

The Early Cretaceous (geochronological name) or the Lower Cretaceous (chronostratigraphic name), is the earlier or lower of the two major divisions of the Cretaceous.It is usually considered to stretch from 145 Ma to 100.5 Ma.