David Coultham

Bird Identification Guide: Chaffinch & Brambling

Identifying the Chaffinch & Brambling | A Comprehensive Guide

David Coultham

Family: Fringillidae The Chaffinch (Fringilla coelebs) is one of the most familiar and widely recognized birds in Europe. It can ...

Lyrebird: Natures Greatest Mimic

Evolution of Mimicking In The Superb Lyrebird

David Coultham

Species: Superb Lyrebird (Menura novaehollandiae)Family: Menuridae This article is all about one of nature’s greatest impersonators, the Lyrebird! The Lyrebird ...

Whos Egg Is That

Common Birds and Their Eggs Explained

David Coultham

Introduction During late spring and early summer, you occasionally come across eggshells and may wonder what species of bird they ...

Purple Sandpiper (Calidris maritima) Species Guide

David Coultham

Species Guide: Purple Sandpiper (Calidris maritima)Family: Scolopacidae APPEARANCE The Purple Sandpiper is a wading bird. They are short and stout ...

Whooper Swan (Cygnus cygnus) Species Guide

David Coultham

Species Guide: Whooper Swan (Cygnus cygnus)Family: Anatidae APPEARANCE The Whooper is a large swan, predominantly white, with a black bill ...

Evolution of Brood Parasitism in the Common Cuckoo

Evolution of Brood Parasitism in The Common Cuckoo

David Coultham

This article explores the evolution and breeding strategy of the Common Cuckoo (Cuculus canorus) Species: Common Cuckoo (Cuculus canorus)Family: Cuculidae ...

A Guide To The Frogs & Toads Of The British Isles

David Coultham

This article is all about the resident Frogs and Toads in the British Isles. Common Frog (Rana temporaria) Family: Ranidae ...

Identifying The Goldcrest & Firecrest: A Comprehensive Guide

David Coultham

The Goldcrest and Firecrest are similar in size and appearance and can cause difficulties in making a positive ID. In ...

Wagtails In The British Isles

Identifying Wagtails In The British Isles | A Comprehensive Guide

David Coultham

There are 3 species of British Wagtails. The White Wagtail, Grey Wagtail, and Yellow Wagtail. In this bird identification guide, ...

Bats Evolution

Unraveling Bat Evolution: Flight and Echolocation

David Coultham

Bat Evolution: Bats are incredible creatures with unique skills and adaptations, including the power of flight, and many bats can ...