Animal Parasites and Messmates

A certain number of parasites establish themselves at first in an animal which serves as a _crèche_, then in a second which serves as a lying-in hospital. This passage from one...

We meet with free messmates in various classes of the animal kingdom. They sometimes mount on the back of a neighbour, sometimes occupy the opening of the mouth, the digestive p...

In this chapter we bring together true parasites, which may be called complete; they pass every part of their life under the care of a neighbour, and require an asylum the more...

This first category of parasites includes all those which are not enclosed, and which live at the expense of others, without losing the attributes and advantages of a wandering...

We have brought together in the former chapter the animals which live at the expense of their neighbours, without seeking for anything except shelter. They seize their prey as t...

The parasite is he whose profession it is to live at the expense of his neighbour, and whose only employment consists in taking advantage of him, but prudently, so as not to end...

We are about to study in this chapter animals which seek for assistance from others while young, and are able to provide for themselves completely when they have grown old. We m...

1.--Ophiodendrum abietinum on Sertularia abietina 66 2.--Ricinus of the Pygarg 72 3.--Caligulus elegans, female: ditto, natural size 73 4.--Different forms of the Bite of a Leec...

In this chapter we bring together animals which live on each other, without being either parasites or messmates; many of them are towed along by others; some render each other m...

The animals of which we have just spoken usually preserve their full and entire independence; from the time of their leaving the egg, till their complete development, they are s...

The messmate is he who is received at the table of his neighbour to partake with him of the produce of his day's fishing; it would be necessary to coin a name to designate him w...

II. PHYSICS AND POLITICS; OR, THOUGHTS ON THE APPLICATION OF THE PRINCIPLES OF "NATURAL SELECTION" AND "INHERITANCE" TO POLITICAL SOCIETY. By WALTER BAGEHOT, Esq., author of "Th...

Nostosites--Xenosites--Hosts serving as a Crèche, a Vehicle, or a Lying-in Hospital--Lamarck on Spontaneous Generation--Trematodes--Monostomes--Sporocysts and Cercariæ--Passage...

Distinction between Parasites and Carnivora--Parasites found on all Classes of Animals--Males dependent on Females--Parasites on Man--Abundant Parasites in Stork-- All the Organ...

Utility of Ichneumons--Scoliæ of Tan-beetles--Scolyti of Seychelles Cocoa-nut Trees--Elms at Brussels destroyed by Scolyti--Polynema in Eggs of Dragon-fly--Sphex--Platygaster--...

Found in all Classes--Fierasfers in Holothuridæ--Pilot Fish--Remora--Crustacean Messmates--Poisoning by Mussels--Pearl Mussel and small Crab--Dromiæ--Turtle Crabs--Macrourous De...