Experience
Julia’s Field Notes: The Nuance of a Sparrow
Julia didn’t start off liking sparrows: “Brownish, greyish, smallish, and streaked – they all looked the same to me.” What made her stop ignoring them and start admiring them? And what role did our SFL 8×30 binoculars play in this?
Dominik Eulberg in action – with the new ZEISS excursion case in his luggage
We already introduced you to the producer, DJ, author, science communicator, nature game developer and last but not least passionate birdwatcher Dominik Eulberg after our last visit to the Westerwald in one of our recent blog posts. From now on, there’s one thing he can’t do without on his many and varied assignments at lectures
How many species of flightless birds are there? How many can you name?
Approximately 60 species of flightless birds are still living. About 166 others have gone extinct in the past 100 centuries. Find a list of them.
DTI 3 – From Design Concept to Technical Realization
This interview explains the different phases of the process in systems engineering and what it means to be involved in the development of a product.
Pallid swifts identification with the ZEISS DTI 3
Jim’s attempt at his “Big Year” and how the new technology of the ZEISS DTI 3/25 thermal imaging camera became his trusted companion.
ZEISS DTI Thermal Imaging Camera –From the Idea to Market Entry
Exciting insights into the origins of the DTI, the demanding tests and the comprehensive range of services the company offers, even long after the purchase.
Interview with Dominik Eulberg
Dominik Eulberg, DJ, producer and NABU Bird Ambassador 2023 about his current projects and his connection to ZEISS.
Dynamics in birding: Ferruginous Ducks
Cherry Picking in flocks of ducks: Why a good spotting scope is essential for a reliable identification. The Ferruginous Duck (Aythya nyroca), a member of the group of diving ducks, was and still is a rarity in Western Europe. Ferruginous Ducks can sometimes appear in larger groups with double-digit numbers of specimens outside the breeding
Overview of Common European Waders – Part 2
Waders belong to the group of shorebirds and include a variety of species and genera. This article gives you an overview on a few of them who seem to look very similar at a first glance.
Identification of Curlews
If you see a large shorebird with a surprisingly long, downwardly curved bill, it is almost certainly a curlew, a group of birds distinguished by their bills. Male and female curlews are similar in size, but the female’s bill is longer. Ornithologists debate whether the genus Numenius comprises eight or nine species. All curlews breed