Kategoria BISAC: Nature >> Animals - Reptiles & Amphibians

With A Field Guide to the Reptiles...

Generously illustrated, this essential handbook for herpetologists, ecologists, and naturalists features comprehensive keys to eggs, embryos, salamander larvae, and tadpoles; species accounts; a glossary of terms; and an extensive bibliography. The taxonomic accounts include a summarization of the morphology and basic natural history, as well as an introduction to published information for each species. Tadpole mouthparts exhibit major characteristics used in identifications, and the book includes illustrations for a number of species. Color photographs of larvae of many species are also...

The species of hake, making up the genus Merluccius, are commercially important and currently largely over exploited, with many stocks badly depleted and showing only limited signs of recovery.

From the end of the 1990s, concepts such as sustainability, ecosystem-based approaches to fisheries management, a code for the responsible conduct for fisheries, governance and others have emerged or have been considered by politicians, stakeholders and society. Moreover, new tools for stock assessment have been developed. But many hake stocks of the genus Merluccius show no sign of...

The Book of Frogs commemorates the diversity and magnificence of all of these creatures, and many more. Six hundred of nature's most fascinating frog...

Map turtles and sawbacks, found in and along rivers from Texas to Florida and north to the Great Lakes, fascinate ecologists and evolutionary biologists. Over a short geologic time span, these turtles achieved exceptional biological diversification. Their diets are also exceptionally diverse, and a significant difference in size distinguishes males from females....

The chapters...

The chapters...

Where do turtles hail from? Why and how did they acquire shells? These questions have spurred heated debate and intense research for more than two hundred years. Brilliantly weaving evidence from the latest paleontological discoveries with an accessible, incisive look at different theories of biological evolution and their proponents, Turtles as Hopeful Monsters tells the fascinating evolutionary story of the shelled reptiles. Paleontologist Olivier Rieppel traces the evolution of turtles from over 220 million years ago, examining closely the relationship of turtles to other reptiles and...

What is grayscale coloring? Simply put, it is an easy and amazing way to add professional shading to your coloring, without having to add the shade yourself The complex gray tones add variance and depth to your art, taking your adult coloring to the next level, resulting in pictures you'll be proud to share.

• Includes 25+ beautiful photos
• Printed on one side only
• Full size (8.5"x 11"), pure white 60lb. paper

What is grayscale coloring? Simply put, it is an easy and amazing way to add professional shading to your coloring, without having to add the shade yourself The complex gray tones add variance and depth to your art, taking your adult coloring to the next level, resulting in pictures you'll be proud to share.

• Includes 25+ beautiful photos
• Printed on one side only
• Full size (8.5"x 11"), pure white 60lb. paper

Rainforest Frogs profiles ten exotic and endangered amphibian species with haiku poetry by Caley Vickerman, and is beautifully illustrated by Mark Lerer. The book is designed and edited by Susan Newman with a foreword by herpetologist and zoologist, Franco Andreone.

Table of Contents

Foreword by Franco Andreone

Blue Poison Dart frog

Amazon Milk frog

Yellow-Banded Poison Dart frog

Northern Glass frog

Tiger's Tree frog

Golden Mantella

Red-Eyed Tree frog

Flat-Head Bromeliad Tree frog